156125115500 has 96 divisors (see below), whose sum is σ = 356067024768. Its totient is φ = 59690400000.

The previous prime is 156125115473. The next prime is 156125115511. The reversal of 156125115500 is 5511521651.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18361250 + ... + 18369750.

It is an arithmetic number, because the mean of its divisors is an integer number (3709031508).

Almost surely, 2^156125115500 is an apocalyptic number.

156125115500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 156125115500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178033512384).

156125115500 is an abundant number, since it is smaller than the sum of its proper divisors (199941909268).

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

156125115500 is a wasteful number, since it uses less digits than its factorization.

156125115500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10140 (or 10128 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 32.

It can be divided in two parts, 1561251 and 15500, that added together give a palindrome (1576751).

The spelling of 156125115500 in words is "one hundred fifty-six billion, one hundred twenty-five million, one hundred fifteen thousand, five hundred".