64061616023 has 2 divisors, whose sum is σ = 64061616024. Its totient is φ = 64061616022.

The previous prime is 64061615983. The next prime is 64061616049. The reversal of 64061616023 is 32061616046.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64061616023 - 2¹⁰ = 64061614999 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64061616623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32030808011 + 32030808012.

It is an arithmetic number, because the mean of its divisors is an integer number (32030808012).

Almost surely, 2^64061616023 is an apocalyptic number.

64061616023 is a deficient number, since it is larger than the sum of its proper divisors (1).

64061616023 is an equidigital number, since it uses as much as digits as its factorization.

64061616023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 35.

The spelling of 64061616023 in words is "sixty-four billion, sixty-one million, six hundred sixteen thousand, twenty-three".