155050555000 has 80 divisors (see below), whose sum is σ = 396309359160. Its totient is φ = 56382000000.

The previous prime is 155050554991. The next prime is 155050555039. The reversal of 155050555000 is 555050551.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1354551 + ... + 1464550.

Almost surely, 2^155050555000 is an apocalyptic number.

155050555000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

155050555000 is an abundant number, since it is smaller than the sum of its proper divisors (241258804160).

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

155050555000 is a wasteful number, since it uses less digits than its factorization.

155050555000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2819138 (or 2819119 counting only the distinct ones).

The product of its (nonzero) digits is 15625, while the sum is 31.

The spelling of 155050555000 in words is "one hundred fifty-five billion, fifty million, five hundred fifty-five thousand".