1396194397504 has 42 divisors (see below), whose sum is σ = 2810145673322. Its totient is φ = 688264684800.

The previous prime is 1396194397487. The next prime is 1396194397583. The reversal of 1396194397504 is 4057934916931.

It can be written as a sum of positive squares in only one way, i.e., 1181899471104 + 214294926400 = 1087152^2 + 462920^2 .

It is a super-2 number, since 2×1396194397504² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1841187 + ... + 2486434.

Almost surely, 2^{1396194397504} is an apocalyptic number.

It is an amenable number.

1396194397504 is an abundant number, since it is smaller than the sum of its proper divisors (1413951275818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1396194397504 is an frugal number, since it uses more digits than its factorization.

1396194397504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4327775 (or 4327694 counting only the distinct ones).

The product of its (nonzero) digits is 22044960, while the sum is 61.

The spelling of 1396194397504 in words is "one trillion, three hundred ninety-six billion, one hundred ninety-four million, three hundred ninety-seven thousand, five hundred four".