53385520453 has 16 divisors (see below), whose sum is σ = 55893376000. Its totient is φ = 50931555840.

The previous prime is 53385520451. The next prime is 53385520459. The reversal of 53385520453 is 35402558335.

It is a cyclic number.

It is not a de Polignac number, because 53385520453 - 2¹ = 53385520451 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53385520451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 632725 + ... + 712117.

It is an arithmetic number, because the mean of its divisors is an integer number (3493336000).

Almost surely, 2^53385520453 is an apocalyptic number.

It is an amenable number.

53385520453 is a deficient number, since it is larger than the sum of its proper divisors (2507855547).

53385520453 is a wasteful number, since it uses less digits than its factorization.

53385520453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79732.

The product of its (nonzero) digits is 1080000, while the sum is 43.

The spelling of 53385520453 in words is "fifty-three billion, three hundred eighty-five million, five hundred twenty thousand, four hundred fifty-three".