1377623052 has 60 divisors (see below), whose sum is σ = 3878419776. Its totient is φ = 423882720.

The previous prime is 1377623029. The next prime is 1377623053. The reversal of 1377623052 is 2503267731.

1377623052 is a `hidden beast` number, since 1 + 377 + 6 + 230 + 52 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1377622998 and 1377623016.

It is not an unprimeable number, because it can be changed into a prime (1377623053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 159324 + ... + 167747.

Almost surely, 2^1377623052 is an apocalyptic number.

1377623052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1377623052 is an abundant number, since it is smaller than the sum of its proper divisors (2500796724).

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

1377623052 is a wasteful number, since it uses less digits than its factorization.

1377623052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327100 (or 327089 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 36.

The square root of 1377623052 is about 37116.3448092616. The cubic root of 1377623052 is about 1112.6967010186.

The spelling of 1377623052 in words is "one billion, three hundred seventy-seven million, six hundred twenty-three thousand, fifty-two".