115230520540 has 48 divisors (see below), whose sum is σ = 243654009984. Its totient is φ = 45775180800.

The previous prime is 115230520501. The next prime is 115230520637. The reversal of 115230520540 is 45025032511.

It is a junction number, because it is equal to n+sod(n) for n = 115230520499 and 115230520508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1736370 + ... + 1801510.

It is an arithmetic number, because the mean of its divisors is an integer number (5076125208).

Almost surely, 2^115230520540 is an apocalyptic number.

115230520540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115230520540 is an abundant number, since it is smaller than the sum of its proper divisors (128423489444).

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

115230520540 is a wasteful number, since it uses less digits than its factorization.

115230520540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65758 (or 65756 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

The spelling of 115230520540 in words is "one hundred fifteen billion, two hundred thirty million, five hundred twenty thousand, five hundred forty".