52861626400 has 72 divisors (see below), whose sum is σ = 140780145744. Its totient is φ = 19222406400.

The previous prime is 52861626353. The next prime is 52861626403. The reversal of 52861626400 is 462616825.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (52861626403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2994702 + ... + 3012301.

It is an arithmetic number, because the mean of its divisors is an integer number (1955279802).

Almost surely, 2^52861626400 is an apocalyptic number.

52861626400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

52861626400 is an abundant number, since it is smaller than the sum of its proper divisors (87918519344).

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

52861626400 is a wasteful number, since it uses less digits than its factorization.

52861626400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6007034 (or 6007021 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 40.

The spelling of 52861626400 in words is "fifty-two billion, eight hundred sixty-one million, six hundred twenty-six thousand, four hundred".