6758920876642 has 32 divisors (see below), whose sum is σ = 11645385261120. Its totient is φ = 2909733865920.

The previous prime is 6758920876627. The next prime is 6758920876651. The reversal of 6758920876642 is 2466780298576.

It is a happy number.

It is a super-2 number, since 2×6758920876642² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 727473 + ... + 3747940.

It is an arithmetic number, because the mean of its divisors is an integer number (363918289410).

Almost surely, 2^{6758920876642} is an apocalyptic number.

6758920876642 is a deficient number, since it is larger than the sum of its proper divisors (4886464384478).

6758920876642 is a wasteful number, since it uses less digits than its factorization.

6758920876642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4479058.

The product of its (nonzero) digits is 487710720, while the sum is 70.

The spelling of 6758920876642 in words is "six trillion, seven hundred fifty-eight billion, nine hundred twenty million, eight hundred seventy-six thousand, six hundred forty-two".