155927256453 has 12 divisors (see below), whose sum is σ = 227333197728. Its totient is φ = 102979994280.

The previous prime is 155927256449. The next prime is 155927256467. The reversal of 155927256453 is 354652729551.

155927256453 is a `hidden beast` number, since 1 + 5 + 5 + 9 + 2 + 72 + 564 + 5 + 3 = 666.

It is not a de Polignac number, because 155927256453 - 2² = 155927256449 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 155927256453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155927256403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80958153 + ... + 80960078.

It is an arithmetic number, because the mean of its divisors is an integer number (18944433144).

Almost surely, 2^155927256453 is an apocalyptic number.

It is an amenable number.

155927256453 is a deficient number, since it is larger than the sum of its proper divisors (71405941275).

155927256453 is a wasteful number, since it uses less digits than its factorization.

155927256453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161918344 (or 161918341 counting only the distinct ones).

The product of its digits is 11340000, while the sum is 54.

The spelling of 155927256453 in words is "one hundred fifty-five billion, nine hundred twenty-seven million, two hundred fifty-six thousand, four hundred fifty-three".