52136045400 has 96 divisors (see below), whose sum is σ = 171128935440. Its totient is φ = 13085122560.

The previous prime is 52136045393. The next prime is 52136045411. The reversal of 52136045400 is 454063125.

It is a super-2 number, since 2×52136045400² (a number of 22 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2545489 + ... + 2565888.

Almost surely, 2^52136045400 is an apocalyptic number.

52136045400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

52136045400 is an abundant number, since it is smaller than the sum of its proper divisors (118992890040).

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

52136045400 is a wasteful number, since it uses less digits than its factorization.

52136045400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5111413 (or 5111404 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The spelling of 52136045400 in words is "fifty-two billion, one hundred thirty-six million, forty-five thousand, four hundred".