52213615140 has 96 divisors (see below), whose sum is σ = 152605910016. Its totient is φ = 13313773440.

The previous prime is 52213615099. The next prime is 52213615217. The reversal of 52213615140 is 4151631225.

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

It is a junction number, because it is equal to n+sod(n) for n = 52213615098 and 52213615107.

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, 6513735 + ... + 6521745.

It is an arithmetic number, because the mean of its divisors is an integer number (1589644896).

Almost surely, 2^52213615140 is an apocalyptic number.

It is an amenable number.

52213615140 is an abundant number, since it is smaller than the sum of its proper divisors (100392294876).

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

52213615140 is a wasteful number, since it uses less digits than its factorization.

52213615140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12769 (or 12767 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The spelling of 52213615140 in words is "fifty-two billion, two hundred thirteen million, six hundred fifteen thousand, one hundred forty".