53612715400 has 96 divisors (see below), whose sum is σ = 126393696000. Its totient is φ = 21146803200.

The previous prime is 53612715389. The next prime is 53612715437. The reversal of 53612715400 is 451721635.

It is a super-2 number, since 2×53612715400² (a number of 22 digits) contains 22 as substring.

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, 4959201 + ... + 4969999.

It is an arithmetic number, because the mean of its divisors is an integer number (1316601000).

Almost surely, 2^53612715400 is an apocalyptic number.

53612715400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53612715400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63196848000).

53612715400 is an abundant number, since it is smaller than the sum of its proper divisors (72780980600).

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

53612715400 is a wasteful number, since it uses less digits than its factorization.

53612715400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11159 (or 11150 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 34.

The spelling of 53612715400 in words is "fifty-three billion, six hundred twelve million, seven hundred fifteen thousand, four hundred".