7622748131656 has 64 divisors (see below), whose sum is σ = 16377746659200. Its totient is φ = 3258240580608.

The previous prime is 7622748131627. The next prime is 7622748131683. The reversal of 7622748131656 is 6561318472267.

It is a self number, because there is not a number n which added to its sum of digits gives 7622748131656.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 64665186 + ... + 64782958.

It is an arithmetic number, because the mean of its divisors is an integer number (255902291550).

Almost surely, 2^{7622748131656} is an apocalyptic number.

It is an amenable number.

7622748131656 is an abundant number, since it is smaller than the sum of its proper divisors (8754998527544).

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

7622748131656 is a wasteful number, since it uses less digits than its factorization.

7622748131656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120838 (or 120834 counting only the distinct ones).

The product of its digits is 20321280, while the sum is 58.

The spelling of 7622748131656 in words is "seven trillion, six hundred twenty-two billion, seven hundred forty-eight million, one hundred thirty-one thousand, six hundred fifty-six".