1374876664 has 32 divisors (see below), whose sum is σ = 2947356000. Its totient is φ = 588994560.

The previous prime is 1374876653. The next prime is 1374876677. The reversal of 1374876664 is 4666784731.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257704 + ... + 262984.

It is an arithmetic number, because the mean of its divisors is an integer number (92104875).

Almost surely, 2^1374876664 is an apocalyptic number.

1374876664 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1374876664 is an abundant number, since it is smaller than the sum of its proper divisors (1572479336).

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

1374876664 is a wasteful number, since it uses less digits than its factorization.

1374876664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9943 (or 9939 counting only the distinct ones).

The product of its digits is 4064256, while the sum is 52.

The square root of 1374876664 is about 37079.3293358982. The cubic root of 1374876664 is about 1111.9567961925.

The spelling of 1374876664 in words is "one billion, three hundred seventy-four million, eight hundred seventy-six thousand, six hundred sixty-four".