1392664677 has 16 divisors (see below), whose sum is σ = 1917780480. Its totient is φ = 898027200.

The previous prime is 1392664657. The next prime is 1392664687. The reversal of 1392664677 is 7764662931.

It is not a de Polignac number, because 1392664677 - 2⁷ = 1392664549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1392664627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 327199 + ... + 331427.

It is an arithmetic number, because the mean of its divisors is an integer number (119861280).

Almost surely, 2^1392664677 is an apocalyptic number.

It is an amenable number.

1392664677 is a deficient number, since it is larger than the sum of its proper divisors (525115803).

1392664677 is a wasteful number, since it uses less digits than its factorization.

1392664677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7804.

The product of its digits is 2286144, while the sum is 51.

The square root of 1392664677 is about 37318.4227560598. The cubic root of 1392664677 is about 1116.7317234343.

The spelling of 1392664677 in words is "one billion, three hundred ninety-two million, six hundred sixty-four thousand, six hundred seventy-seven".