3976745913063 has 192 divisors, whose sum is σ = 7807672857600. Its totient is φ = 1952769772800.

The previous prime is 3976745913013. The next prime is 3976745913089. The reversal of 3976745913063 is 3603195476793.

3976745913063 is a `hidden beast` number, since 3 + 9 + 7 + 6 + 7 + 4 + 591 + 30 + 6 + 3 = 666.

It is not a de Polignac number, because 3976745913063 - 2²² = 3976741718759 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3976745913013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 200299645 + ... + 200319497.

It is an arithmetic number, because the mean of its divisors is an integer number (40664962800).

Almost surely, 2^{3976745913063} is an apocalyptic number.

3976745913063 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

3976745913063 is a deficient number, since it is larger than the sum of its proper divisors (3830926944537).

3976745913063 is a wasteful number, since it uses less digits than its factorization.

3976745913063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20371 (or 20354 counting only the distinct ones).

The product of its (nonzero) digits is 77157360, while the sum is 63.

The spelling of 3976745913063 in words is "three trillion, nine hundred seventy-six billion, seven hundred forty-five million, nine hundred thirteen thousand, sixty-three".