552015505491 has 8 divisors (see below), whose sum is σ = 779316007824. Its totient is φ = 346362670080.

The previous prime is 552015505487. The next prime is 552015505501. The reversal of 552015505491 is 194505510255.

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

It is not a de Polignac number, because 552015505491 - 2² = 552015505487 is a prime.

It is a super-2 number, since 2×552015505491² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (552015505421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5411916670 + ... + 5411916771.

It is an arithmetic number, because the mean of its divisors is an integer number (97414500978).

Almost surely, 2^552015505491 is an apocalyptic number.

552015505491 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

552015505491 is a deficient number, since it is larger than the sum of its proper divisors (227300502333).

552015505491 is a wasteful number, since it uses less digits than its factorization.

552015505491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10823833461.

The product of its (nonzero) digits is 225000, while the sum is 42.

The spelling of 552015505491 in words is "five hundred fifty-two billion, fifteen million, five hundred five thousand, four hundred ninety-one".