53113142400 has 96 divisors (see below), whose sum is σ = 174941444400. Its totient is φ = 14163502080.

The previous prime is 53113142323. The next prime is 53113142429. The reversal of 53113142400 is 424131135.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2756710 + ... + 2775909.

Almost surely, 2^53113142400 is an apocalyptic number.

53113142400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

53113142400 is an abundant number, since it is smaller than the sum of its proper divisors (121828302000).

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

53113142400 is a wasteful number, since it uses less digits than its factorization.

53113142400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5532646 (or 5532629 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 53113142400 its reverse (424131135), we get a palindrome (53537273535).

The spelling of 53113142400 in words is "fifty-three billion, one hundred thirteen million, one hundred forty-two thousand, four hundred".