53552363557 has 12 divisors (see below), whose sum is σ = 67272391648. Its totient is φ = 41729113800.

The previous prime is 53552363519. The next prime is 53552363563. The reversal of 53552363557 is 75536325535.

It is not a de Polignac number, because 53552363557 - 2⁷ = 53552363429 is a prime.

It is a super-2 number, since 2×53552363557² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 53552363557.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53552363257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31612119 + ... + 31613812.

Almost surely, 2^53552363557 is an apocalyptic number.

It is an amenable number.

53552363557 is a deficient number, since it is larger than the sum of its proper divisors (13720028091).

53552363557 is a wasteful number, since it uses less digits than its factorization.

53552363557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63225960 (or 63225949 counting only the distinct ones).

The product of its digits is 7087500, while the sum is 49.

The spelling of 53552363557 in words is "fifty-three billion, five hundred fifty-two million, three hundred sixty-three thousand, five hundred fifty-seven".