52061655400 has 24 divisors (see below), whose sum is σ = 121043349270. Its totient is φ = 20824662080.

The previous prime is 52061655397. The next prime is 52061655419. The reversal of 52061655400 is 455616025.

52061655400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 32835614436 + 19226040964 = 181206^2 + 138658^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 130153939 + ... + 130154338.

Almost surely, 2^52061655400 is an apocalyptic number.

52061655400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

52061655400 is an abundant number, since it is smaller than the sum of its proper divisors (68981693870).

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

52061655400 is a wasteful number, since it uses less digits than its factorization.

52061655400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260308293 (or 260308284 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 34.

The spelling of 52061655400 in words is "fifty-two billion, sixty-one million, six hundred fifty-five thousand, four hundred".