5623986401 has 4 divisors (see below), whose sum is σ = 6135257904. Its totient is φ = 5112714900.

The previous prime is 5623986397. The next prime is 5623986409. The reversal of 5623986401 is 1046893265.

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 not a de Polignac number, because 5623986401 - 2² = 5623986397 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5623986409) 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, 255635735 + ... + 255635756.

It is an arithmetic number, because the mean of its divisors is an integer number (1533814476).

Almost surely, 2^5623986401 is an apocalyptic number.

It is an amenable number.

5623986401 is a deficient number, since it is larger than the sum of its proper divisors (511271503).

5623986401 is a wasteful number, since it uses less digits than its factorization.

5623986401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511271502.

The product of its (nonzero) digits is 311040, while the sum is 44.

The square root of 5623986401 is about 74993.2423688961. The cubic root of 5623986401 is about 1778.3398232060.

The spelling of 5623986401 in words is "five billion, six hundred twenty-three million, nine hundred eighty-six thousand, four hundred one".