1382761656 has 48 divisors (see below), whose sum is σ = 3907809360. Its totient is φ = 440880000.

The previous prime is 1382761637. The next prime is 1382761661. The reversal of 1382761656 is 6561672831.

1382761656 is a `hidden beast` number, since 1 + 3 + 8 + 27 + 616 + 5 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 415845 + ... + 419156.

It is an arithmetic number, because the mean of its divisors is an integer number (81412695).

Almost surely, 2^1382761656 is an apocalyptic number.

It is an amenable number.

1382761656 is an abundant number, since it is smaller than the sum of its proper divisors (2525047704).

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

1382761656 is a wasteful number, since it uses less digits than its factorization.

1382761656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 835036 (or 835029 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 1382761656 is about 37185.5033043792. The cubic root of 1382761656 is about 1114.0784561831.

The spelling of 1382761656 in words is "one billion, three hundred eighty-two million, seven hundred sixty-one thousand, six hundred fifty-six".