1376506717756 has 6 divisors (see below), whose sum is σ = 2408886756080. Its totient is φ = 688253358876.

The previous prime is 1376506717721. The next prime is 1376506717777. The reversal of 1376506717756 is 6577176056731.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1376506717694 and 1376506717703.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172063339716 + ... + 172063339723.

Almost surely, 2^{1376506717756} is an apocalyptic number.

It is an amenable number.

1376506717756 is a deficient number, since it is larger than the sum of its proper divisors (1032380038324).

1376506717756 is a wasteful number, since it uses less digits than its factorization.

1376506717756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344126679443 (or 344126679441 counting only the distinct ones).

The product of its (nonzero) digits is 38896200, while the sum is 61.

The spelling of 1376506717756 in words is "one trillion, three hundred seventy-six billion, five hundred six million, seven hundred seventeen thousand, seven hundred fifty-six".