3976009861769 has 16 divisors (see below), whose sum is σ = 4364455772160. Its totient is φ = 3592099530000.

The previous prime is 3976009861711. The next prime is 3976009861777. The reversal of 3976009861769 is 9671689006793.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3976009861769 is a prime.

It is a super-2 number, since 2×3976009861769² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3976009861709) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1212344 + ... + 3069494.

It is an arithmetic number, because the mean of its divisors is an integer number (272778485760).

Almost surely, 2^{3976009861769} is an apocalyptic number.

It is an amenable number.

3976009861769 is a deficient number, since it is larger than the sum of its proper divisors (388445910391).

3976009861769 is a wasteful number, since it uses less digits than its factorization.

3976009861769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1858372.

The product of its (nonzero) digits is 185177664, while the sum is 71.

The spelling of 3976009861769 in words is "three trillion, nine hundred seventy-six billion, nine million, eight hundred sixty-one thousand, seven hundred sixty-nine".