977585651552 has 24 divisors (see below), whose sum is σ = 1932289583112. Its totient is φ = 486845440000.

The previous prime is 977585651551. The next prime is 977585651569. The reversal of 977585651552 is 255156585779.

It is a happy number.

It is a super-2 number, since 2×977585651552² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (977585651551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60847649 + ... + 60863712.

It is an arithmetic number, because the mean of its divisors is an integer number (80512065963).

Almost surely, 2^977585651552 is an apocalyptic number.

It is an amenable number.

977585651552 is a deficient number, since it is larger than the sum of its proper divisors (954703931560).

977585651552 is a wasteful number, since it uses less digits than its factorization.

977585651552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121711622 (or 121711614 counting only the distinct ones).

The product of its digits is 132300000, while the sum is 65.

The spelling of 977585651552 in words is "nine hundred seventy-seven billion, five hundred eighty-five million, six hundred fifty-one thousand, five hundred fifty-two".