1377746036 has 12 divisors (see below), whose sum is σ = 2494195620. Its totient is φ = 665118720.

The previous prime is 1377745961. The next prime is 1377746047. The reversal of 1377746036 is 6306477731.

It can be written as a sum of positive squares in 2 ways, for example, as 894010000 + 483736036 = 29900^2 + 21994^2 .

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, 5938445 + ... + 5938676.

It is an arithmetic number, because the mean of its divisors is an integer number (207849635).

Almost surely, 2^1377746036 is an apocalyptic number.

It is an amenable number.

1377746036 is a deficient number, since it is larger than the sum of its proper divisors (1116449584).

1377746036 is a wasteful number, since it uses less digits than its factorization.

1377746036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11877154 (or 11877152 counting only the distinct ones).

The product of its (nonzero) digits is 444528, while the sum is 44.

The square root of 1377746036 is about 37118.0015087019. The cubic root of 1377746036 is about 1112.7298111448.

The spelling of 1377746036 in words is "one billion, three hundred seventy-seven million, seven hundred forty-six thousand, thirty-six".