39461728459 has 2 divisors, whose sum is σ = 39461728460. Its totient is φ = 39461728458.

The previous prime is 39461728409. The next prime is 39461728477. The reversal of 39461728459 is 95482716493.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 39461728459 - 2²³ = 39453339851 is a prime.

It is not a weakly prime, because it can be changed into another prime (39461728409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19730864229 + 19730864230.

It is an arithmetic number, because the mean of its divisors is an integer number (19730864230).

Almost surely, 2^39461728459 is an apocalyptic number.

39461728459 is a deficient number, since it is larger than the sum of its proper divisors (1).

39461728459 is an equidigital number, since it uses as much as digits as its factorization.

39461728459 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13063680, while the sum is 58.

The spelling of 39461728459 in words is "thirty-nine billion, four hundred sixty-one million, seven hundred twenty-eight thousand, four hundred fifty-nine".