155032450025352 has 32 divisors (see below), whose sum is σ = 387680786167200. Its totient is φ = 51664195194624.

The previous prime is 155032450025317. The next prime is 155032450025353. The reversal of 155032450025352 is 253520054230551.

It is not an unprimeable number, because it can be changed into a prime (155032450025353) 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, 830413918 + ... + 830600589.

It is an arithmetic number, because the mean of its divisors is an integer number (12115024567725).

Almost surely, 2^{155032450025352} is an apocalyptic number.

155032450025352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

155032450025352 is an abundant number, since it is smaller than the sum of its proper divisors (232648336141848).

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

155032450025352 is a wasteful number, since it uses less digits than its factorization.

155032450025352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1661018405 (or 1661018401 counting only the distinct ones).

The product of its (nonzero) digits is 900000, while the sum is 42.

The spelling of 155032450025352 in words is "one hundred fifty-five trillion, thirty-two billion, four hundred fifty million, twenty-five thousand, three hundred fifty-two".