77732532668022 has 16 divisors (see below), whose sum is σ = 158398368456240. Its totient is φ = 25421960369312.

The previous prime is 77732532667963. The next prime is 77732532668041. The reversal of 77732532668022 is 22086623523777.

It is a super-2 number, since 2×77732532668022² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122220962997 + ... + 122220963632.

It is an arithmetic number, because the mean of its divisors is an integer number (9899898028515).

Almost surely, 2^{77732532668022} is an apocalyptic number.

77732532668022 is an abundant number, since it is smaller than the sum of its proper divisors (80665835788218).

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

77732532668022 is a wasteful number, since it uses less digits than its factorization.

77732532668022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244441926687.

The product of its (nonzero) digits is 71124480, while the sum is 60.

The spelling of 77732532668022 in words is "seventy-seven trillion, seven hundred thirty-two billion, five hundred thirty-two million, six hundred sixty-eight thousand, twenty-two".