20155052055000 has 160 divisors (see below), whose sum is σ = 65135569633200. Its totient is φ = 5189346624000.

The previous prime is 20155052054953. The next prime is 20155052055011. The reversal of 20155052055000 is 55025055102.

It is a super-2 number, since 2×20155052055000² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 22731727 + ... + 23601726.

Almost surely, 2^{20155052055000} is an apocalyptic number.

20155052055000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20155052055000 is an abundant number, since it is smaller than the sum of its proper divisors (44980517578200).

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

20155052055000 is a wasteful number, since it uses less digits than its factorization.

20155052055000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46333511 (or 46333492 counting only the distinct ones).

The product of its (nonzero) digits is 12500, while the sum is 30.

The spelling of 20155052055000 in words is "twenty trillion, one hundred fifty-five billion, fifty-two million, fifty-five thousand".