52917777553 has 4 divisors (see below), whose sum is σ = 55702923760. Its totient is φ = 50132631348.

The previous prime is 52917777547. The next prime is 52917777559. The reversal of 52917777553 is 35577771925.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (52917777547) and next prime (52917777559).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52917777553 is a prime.

It is a super-2 number, since 2×52917777553² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52917777559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1392573075 + ... + 1392573112.

It is an arithmetic number, because the mean of its divisors is an integer number (13925730940).

Almost surely, 2^52917777553 is an apocalyptic number.

It is an amenable number.

52917777553 is a deficient number, since it is larger than the sum of its proper divisors (2785146207).

52917777553 is a wasteful number, since it uses less digits than its factorization.

52917777553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2785146206.

The product of its digits is 16206750, while the sum is 58.

The spelling of 52917777553 in words is "fifty-two billion, nine hundred seventeen million, seven hundred seventy-seven thousand, five hundred fifty-three".