53185965892 has 12 divisors (see below), whose sum is σ = 93085387920. Its totient is φ = 26590140776.

The previous prime is 53185965871. The next prime is 53185965901. The reversal of 53185965892 is 29856958135.

It is a self number, because there is not a number n which added to its sum of digits gives 53185965892.

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, 668158 + ... + 743509.

It is an arithmetic number, because the mean of its divisors is an integer number (7757115660).

Almost surely, 2^53185965892 is an apocalyptic number.

It is an amenable number.

53185965892 is a deficient number, since it is larger than the sum of its proper divisors (39899422028).

53185965892 is a wasteful number, since it uses less digits than its factorization.

53185965892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1421090 (or 1421088 counting only the distinct ones).

The product of its digits is 23328000, while the sum is 61.

The spelling of 53185965892 in words is "fifty-three billion, one hundred eighty-five million, nine hundred sixty-five thousand, eight hundred ninety-two".