1397766904602 has 32 divisors (see below), whose sum is σ = 2906459648064. Its totient is φ = 447773884800.

The previous prime is 1397766904549. The next prime is 1397766904637. The reversal of 1397766904602 is 2064096677931.

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, 42386349 + ... + 42419312.

It is an arithmetic number, because the mean of its divisors is an integer number (90826864002).

Almost surely, 2^{1397766904602} is an apocalyptic number.

1397766904602 is an abundant number, since it is smaller than the sum of its proper divisors (1508692743462).

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

1397766904602 is a wasteful number, since it uses less digits than its factorization.

1397766904602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84805774.

The product of its (nonzero) digits is 20575296, while the sum is 60.

The spelling of 1397766904602 in words is "one trillion, three hundred ninety-seven billion, seven hundred sixty-six million, nine hundred four thousand, six hundred two".