4156731616576 has 84 divisors (see below), whose sum is σ = 10361770166944. Its totient is φ = 1619505803520.

The previous prime is 4156731616537. The next prime is 4156731616589. The reversal of 4156731616576 is 6756161376514.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4156731616576.

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 in 11 ways as a sum of consecutive naturals, for example, 38286366 + ... + 38394781.

Almost surely, 2^{4156731616576} is an apocalyptic number.

It is an amenable number.

4156731616576 is an abundant number, since it is smaller than the sum of its proper divisors (6205038550368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4156731616576 is a wasteful number, since it uses less digits than its factorization.

4156731616576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76681188 (or 76681167 counting only the distinct ones).

The product of its digits is 19051200, while the sum is 58.

The spelling of 4156731616576 in words is "four trillion, one hundred fifty-six billion, seven hundred thirty-one million, six hundred sixteen thousand, five hundred seventy-six".