977733484651 has 32 divisors (see below), whose sum is σ = 1232279723520. Its totient is φ = 753580608000.

The previous prime is 977733484649. The next prime is 977733484723. The reversal of 977733484651 is 156484337779.

It is a happy number.

It is not a de Polignac number, because 977733484651 - 2¹ = 977733484649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (977733484151) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 7863075 + ... + 7986451.

It is an arithmetic number, because the mean of its divisors is an integer number (38508741360).

Almost surely, 2^977733484651 is an apocalyptic number.

977733484651 is a deficient number, since it is larger than the sum of its proper divisors (254546238869).

977733484651 is a wasteful number, since it uses less digits than its factorization.

977733484651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124515.

The product of its digits is 106686720, while the sum is 64.

The spelling of 977733484651 in words is "nine hundred seventy-seven billion, seven hundred thirty-three million, four hundred eighty-four thousand, six hundred fifty-one".