623796632357 has 4 divisors (see below), whose sum is σ = 656628034080. Its totient is φ = 590965230636.

The previous prime is 623796632309. The next prime is 623796632411. The reversal of 623796632357 is 753236697326.

623796632357 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, and also an emirpimes, since its reverse is a distinct semiprime: 753236697326 = 2 ⋅376618348663.

It is a cyclic number.

It is not a de Polignac number, because 623796632357 - 2²⁰ = 623795583781 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 623796632296 and 623796632305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (623796632957) 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, 16415700833 + ... + 16415700870.

It is an arithmetic number, because the mean of its divisors is an integer number (164157008520).

Almost surely, 2^623796632357 is an apocalyptic number.

It is an amenable number.

623796632357 is a deficient number, since it is larger than the sum of its proper divisors (32831401723).

623796632357 is a wasteful number, since it uses less digits than its factorization.

623796632357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32831401722.

The product of its digits is 51438240, while the sum is 59.

The spelling of 623796632357 in words is "six hundred twenty-three billion, seven hundred ninety-six million, six hundred thirty-two thousand, three hundred fifty-seven".