155463488232 has 32 divisors (see below), whose sum is σ = 418555546080. Its totient is φ = 47834919360.

The previous prime is 155463488221. The next prime is 155463488233. The reversal of 155463488232 is 232884364551.

It is a super-2 number, since 2×155463488232² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (155463488233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 249139894 + ... + 249140517.

It is an arithmetic number, because the mean of its divisors is an integer number (13079860815).

Almost surely, 2^155463488232 is an apocalyptic number.

155463488232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

155463488232 is an abundant number, since it is smaller than the sum of its proper divisors (263092057848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

155463488232 is a wasteful number, since it uses less digits than its factorization.

155463488232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498280433 (or 498280429 counting only the distinct ones).

The product of its digits is 5529600, while the sum is 51.

The spelling of 155463488232 in words is "one hundred fifty-five billion, four hundred sixty-three million, four hundred eighty-eight thousand, two hundred thirty-two".