396789722215 has 8 divisors (see below), whose sum is σ = 504156353040. Its totient is φ = 298759320192.

The previous prime is 396789722149. The next prime is 396789722243. The reversal of 396789722215 is 512227987693.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 396789722215 - 2¹⁵ = 396789689447 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2334057105 + ... + 2334057274.

It is an arithmetic number, because the mean of its divisors is an integer number (63019544130).

Almost surely, 2^396789722215 is an apocalyptic number.

396789722215 is a deficient number, since it is larger than the sum of its proper divisors (107366630825).

396789722215 is a wasteful number, since it uses less digits than its factorization.

396789722215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4668114401.

The product of its digits is 22861440, while the sum is 61.

The spelling of 396789722215 in words is "three hundred ninety-six billion, seven hundred eighty-nine million, seven hundred twenty-two thousand, two hundred fifteen".