1376653164 has 48 divisors (see below), whose sum is σ = 3278372832. Its totient is φ = 449459712.

The previous prime is 1376653121. The next prime is 1376653169. The reversal of 1376653164 is 4613566731.

It is not an unprimeable number, because it can be changed into a prime (1376653169) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 464712 + ... + 467664.

It is an arithmetic number, because the mean of its divisors is an integer number (68299434).

Almost surely, 2^1376653164 is an apocalyptic number.

It is an amenable number.

1376653164 is an abundant number, since it is smaller than the sum of its proper divisors (1901719668).

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

1376653164 is a wasteful number, since it uses less digits than its factorization.

1376653164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3746 (or 3744 counting only the distinct ones).

The product of its digits is 272160, while the sum is 42.

The square root of 1376653164 is about 37103.2769981305. The cubic root of 1376653164 is about 1112.4355157506.

The spelling of 1376653164 in words is "one billion, three hundred seventy-six million, six hundred fifty-three thousand, one hundred sixty-four".