396432377719 has 32 divisors (see below), whose sum is σ = 470412652160. Its totient is φ = 327001079808.

The previous prime is 396432377629. The next prime is 396432377723. The reversal of 396432377719 is 917773234693.

It is a 15-Lehmer number, since φ(396432377719) divides (396432377719-1)¹⁵.

It is a cyclic number.

It is not a de Polignac number, because 396432377719 - 2¹³ = 396432369527 is a prime.

It is a super-2 number, since 2×396432377719² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396432377729) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16277119 + ... + 16301455.

It is an arithmetic number, because the mean of its divisors is an integer number (14700395380).

Almost surely, 2^396432377719 is an apocalyptic number.

396432377719 is a deficient number, since it is larger than the sum of its proper divisors (73980274441).

396432377719 is a wasteful number, since it uses less digits than its factorization.

With its successor (396432377720) it forms an eRAP, since the sums of their prime factors are consecutive (25067 and 25068).

396432377719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25067.

The product of its digits is 36006768, while the sum is 61.

The spelling of 396432377719 in words is "three hundred ninety-six billion, four hundred thirty-two million, three hundred seventy-seven thousand, seven hundred nineteen".