399465232059 has 16 divisors (see below), whose sum is σ = 565235573760. Its totient is φ = 250073892480.

The previous prime is 399465232057. The next prime is 399465232069. The reversal of 399465232059 is 950232564993.

It is not a de Polignac number, because 399465232059 - 2¹ = 399465232057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (399465232057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8898627 + ... + 8943404.

It is an arithmetic number, because the mean of its divisors is an integer number (35327223360).

Almost surely, 2^399465232059 is an apocalyptic number.

399465232059 is a deficient number, since it is larger than the sum of its proper divisors (165770341701).

399465232059 is a wasteful number, since it uses less digits than its factorization.

399465232059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17842490.

The product of its (nonzero) digits is 15746400, while the sum is 57.

The spelling of 399465232059 in words is "three hundred ninety-nine billion, four hundred sixty-five million, two hundred thirty-two thousand, fifty-nine".