52531623650 has 72 divisors (see below), whose sum is σ = 108173336880. Its totient is φ = 18964677600.

The previous prime is 52531623649. The next prime is 52531623673. The reversal of 52531623650 is 5632613525.

52531623650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 809717 + ... + 872183.

Almost surely, 2^52531623650 is an apocalyptic number.

52531623650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52531623650 is an abundant number, since it is smaller than the sum of its proper divisors (55641713230).

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

52531623650 is a wasteful number, since it uses less digits than its factorization.

52531623650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62640 (or 62624 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 38.

The spelling of 52531623650 in words is "fifty-two billion, five hundred thirty-one million, six hundred twenty-three thousand, six hundred fifty".