1377746716 has 6 divisors (see below), whose sum is σ = 2411056760. Its totient is φ = 688873356.

The previous prime is 1377746707. The next prime is 1377746719. The reversal of 1377746716 is 6176477731.

It is a self number, because there is not a number n which added to its sum of digits gives 1377746716.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1377746719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172218336 + ... + 172218343.

Almost surely, 2^1377746716 is an apocalyptic number.

It is an amenable number.

1377746716 is a deficient number, since it is larger than the sum of its proper divisors (1033310044).

1377746716 is a wasteful number, since it uses less digits than its factorization.

1377746716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344436683 (or 344436681 counting only the distinct ones).

The product of its digits is 1037232, while the sum is 49.

The square root of 1377746716 is about 37118.0106686767. The cubic root of 1377746716 is about 1112.7299942110.

The spelling of 1377746716 in words is "one billion, three hundred seventy-seven million, seven hundred forty-six thousand, seven hundred sixteen".