1406646398936 has 64 divisors (see below), whose sum is σ = 2711349637920. Its totient is φ = 683777848320.

The previous prime is 1406646398887. The next prime is 1406646398977. The reversal of 1406646398936 is 6398936466041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85967396 + ... + 85983756.

Almost surely, 2^{1406646398936} is an apocalyptic number.

It is an amenable number.

1406646398936 is a deficient number, since it is larger than the sum of its proper divisors (1304703238984).

1406646398936 is a wasteful number, since it uses less digits than its factorization.

1406646398936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17556 (or 17552 counting only the distinct ones).

The product of its (nonzero) digits is 120932352, while the sum is 65.

The spelling of 1406646398936 in words is "one trillion, four hundred six billion, six hundred forty-six million, three hundred ninety-eight thousand, nine hundred thirty-six".