23620854737 has 2 divisors, whose sum is σ = 23620854738. Its totient is φ = 23620854736.

The previous prime is 23620854703. The next prime is 23620854743. The reversal of 23620854737 is 73745802632.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17267011216 + 6353843521 = 131404^2 + 79711^2 .

It is a cyclic number.

It is not a de Polignac number, because 23620854737 - 2²² = 23616660433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23620854691 and 23620854700.

It is not a weakly prime, because it can be changed into another prime (23620854337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11810427368 + 11810427369.

It is an arithmetic number, because the mean of its divisors is an integer number (11810427369).

Almost surely, 2^23620854737 is an apocalyptic number.

It is an amenable number.

23620854737 is a deficient number, since it is larger than the sum of its proper divisors (1).

23620854737 is an equidigital number, since it uses as much as digits as its factorization.

23620854737 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1693440, while the sum is 47.

The spelling of 23620854737 in words is "twenty-three billion, six hundred twenty million, eight hundred fifty-four thousand, seven hundred thirty-seven".