53316143436 has 12 divisors (see below), whose sum is σ = 124404334712. Its totient is φ = 17772047808.

The previous prime is 53316143429. The next prime is 53316143449. The reversal of 53316143436 is 63434161335.

It is a happy number.

53316143436 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×53316143436² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 53316143394 and 53316143403.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2221505965 + ... + 2221505988.

Almost surely, 2^53316143436 is an apocalyptic number.

It is an amenable number.

53316143436 is an abundant number, since it is smaller than the sum of its proper divisors (71088191276).

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

53316143436 is a wasteful number, since it uses less digits than its factorization.

53316143436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4443011960 (or 4443011958 counting only the distinct ones).

The product of its digits is 233280, while the sum is 39.

The spelling of 53316143436 in words is "fifty-three billion, three hundred sixteen million, one hundred forty-three thousand, four hundred thirty-six".