53564364401 has 4 divisors (see below), whose sum is σ = 53800330992. Its totient is φ = 53328397812.

The previous prime is 53564364353. The next prime is 53564364437. The reversal of 53564364401 is 10446346535.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53564364401 is a prime.

It is a super-2 number, since 2×53564364401² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (53564364461) 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, 117982955 + ... + 117983408.

It is an arithmetic number, because the mean of its divisors is an integer number (13450082748).

Almost surely, 2^53564364401 is an apocalyptic number.

It is an amenable number.

53564364401 is a deficient number, since it is larger than the sum of its proper divisors (235966591).

53564364401 is a wasteful number, since it uses less digits than its factorization.

53564364401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235966590.

The product of its (nonzero) digits is 518400, while the sum is 41.

The spelling of 53564364401 in words is "fifty-three billion, five hundred sixty-four million, three hundred sixty-four thousand, four hundred one".