396913134263 has 4 divisors (see below), whose sum is σ = 396915838920. Its totient is φ = 396910429608.

The previous prime is 396913134257. The next prime is 396913134271. The reversal of 396913134263 is 362431319693.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 396913134263 - 2⁶ = 396913134199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396913133263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1118753 + ... + 1430186.

It is an arithmetic number, because the mean of its divisors is an integer number (99228959730).

Almost surely, 2^396913134263 is an apocalyptic number.

396913134263 is a deficient number, since it is larger than the sum of its proper divisors (2704657).

396913134263 is a wasteful number, since it uses less digits than its factorization.

396913134263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2704656.

The product of its digits is 1889568, while the sum is 50.

The spelling of 396913134263 in words is "three hundred ninety-six billion, nine hundred thirteen million, one hundred thirty-four thousand, two hundred sixty-three".