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554664092381 = 7671182652649
BaseRepresentation
bin10000001001001001000…
…11100110001011011101
31222000200111100022210122
420010210203212023131
533041423001424011
61102450440244325
755034043665150
oct10044443461335
91860614308718
10554664092381
111a4260469153
128b5b7a706a5
13403c6288679
141cbbb175c97
15e664bcb3db
hex81248e62dd

554664092381 has 8 divisors (see below), whose sum is σ = 643363041600. Its totient is φ = 468330448608.

The previous prime is 554664092341. The next prime is 554664092399. The reversal of 554664092381 is 183290466455.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 554664092381 - 214 = 554664075997 is a prime.

It is a super-2 number, since 2×5546640923812 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (554664092321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 591325856 + ... + 591326793.

It is an arithmetic number, because the mean of its divisors is an integer number (80420380200).

Almost surely, 2554664092381 is an apocalyptic number.

It is an amenable number.

554664092381 is a deficient number, since it is larger than the sum of its proper divisors (88698949219).

554664092381 is a wasteful number, since it uses less digits than its factorization.

554664092381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1182652723.

The product of its (nonzero) digits is 6220800, while the sum is 53.

The spelling of 554664092381 in words is "five hundred fifty-four billion, six hundred sixty-four million, ninety-two thousand, three hundred eighty-one".

Divisors: 1 7 67 469 1182652649 8278568543 79237727483 554664092381