1376640152 has 16 divisors (see below), whose sum is σ = 2636120160. Its totient is φ = 673674784.

The previous prime is 1376640143. The next prime is 1376640169. The reversal of 1376640152 is 2510466731.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1830263 + ... + 1831014.

It is an arithmetic number, because the mean of its divisors is an integer number (164757510).

Almost surely, 2^1376640152 is an apocalyptic number.

It is an amenable number.

1376640152 is a deficient number, since it is larger than the sum of its proper divisors (1259480008).

1376640152 is a wasteful number, since it uses less digits than its factorization.

1376640152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3661330 (or 3661326 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 1376640152 is about 37103.1016493231. The cubic root of 1376640152 is about 1112.4320108599.

The spelling of 1376640152 in words is "one billion, three hundred seventy-six million, six hundred forty thousand, one hundred fifty-two".