155251552300 has 72 divisors (see below), whose sum is σ = 372616751696. Its totient is φ = 55774344960.

The previous prime is 155251552297. The next prime is 155251552319. The reversal of 155251552300 is 3255152551.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1565742 + ... + 1661941.

Almost surely, 2^155251552300 is an apocalyptic number.

155251552300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

155251552300 is an abundant number, since it is smaller than the sum of its proper divisors (217365199396).

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

155251552300 is a wasteful number, since it uses less digits than its factorization.

155251552300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3227747 (or 3227740 counting only the distinct ones).

The product of its (nonzero) digits is 37500, while the sum is 34.

The spelling of 155251552300 in words is "one hundred fifty-five billion, two hundred fifty-one million, five hundred fifty-two thousand, three hundred".