53392781364 has 48 divisors (see below), whose sum is σ = 136440507840. Its totient is φ = 16150095360.

The previous prime is 53392781363. The next prime is 53392781369. The reversal of 53392781364 is 46318729335.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53392781363) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2891317 + ... + 2909724.

It is an arithmetic number, because the mean of its divisors is an integer number (2842510580).

Almost surely, 2^53392781364 is an apocalyptic number.

It is an amenable number.

53392781364 is an abundant number, since it is smaller than the sum of its proper divisors (83047726476).

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

53392781364 is a wasteful number, since it uses less digits than its factorization.

53392781364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5801120 (or 5801118 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 51.

The spelling of 53392781364 in words is "fifty-three billion, three hundred ninety-two million, seven hundred eighty-one thousand, three hundred sixty-four".