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54364422831 = 3531133025793
BaseRepresentation
bin110010101000010111…
…110100001010101111
312012022202020211012220
4302220113310022233
51342314243012311
640550310130423
73633125653365
oct625027641257
9165282224186
1054364422831
1121068332574
12a652650a13
135185027344
1428ba227635
151632b02206
hexca85f42af

54364422831 has 16 divisors (see below), whose sum is σ = 74507151456. Its totient is φ = 35244425216.

The previous prime is 54364422793. The next prime is 54364422869. The reversal of 54364422831 is 13822446345.

It is an interprime number because it is at equal distance from previous prime (54364422793) and next prime (54364422869).

It is a cyclic number.

It is not a de Polignac number, because 54364422831 - 27 = 54364422703 is a prime.

It is a super-2 number, since 2×543644228312 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54364422031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1494930 + ... + 1530863.

It is an arithmetic number, because the mean of its divisors is an integer number (4656696966).

Almost surely, 254364422831 is an apocalyptic number.

54364422831 is a deficient number, since it is larger than the sum of its proper divisors (20142728625).

54364422831 is a wasteful number, since it uses less digits than its factorization.

54364422831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3025962.

The product of its digits is 552960, while the sum is 42.

The spelling of 54364422831 in words is "fifty-four billion, three hundred sixty-four million, four hundred twenty-two thousand, eight hundred thirty-one".

Divisors: 1 3 53 113 159 339 5989 17967 3025793 9077379 160367029 341914609 481101087 1025743827 18121474277 54364422831