155249050700 has 36 divisors (see below), whose sum is σ = 356707528632. Its totient is φ = 58446700800.

The previous prime is 155249050553. The next prime is 155249050739. The reversal of 155249050700 is 7050942551.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45659786 + ... + 45663185.

It is an arithmetic number, because the mean of its divisors is an integer number (9908542462).

Almost surely, 2^155249050700 is an apocalyptic number.

155249050700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

155249050700 is an abundant number, since it is smaller than the sum of its proper divisors (201458477932).

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

155249050700 is a wasteful number, since it uses less digits than its factorization.

155249050700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91323002 (or 91322995 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 38.

The spelling of 155249050700 in words is "one hundred fifty-five billion, two hundred forty-nine million, fifty thousand, seven hundred".