7727687632 has 40 divisors (see below), whose sum is σ = 17192457152. Its totient is φ = 3296160000.

The previous prime is 7727687621. The next prime is 7727687687. The reversal of 7727687632 is 2367867277.

It is a super-2 number, since 2×7727687632² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139869 + ... + 187132.

Almost surely, 2^7727687632 is an apocalyptic number.

It is an amenable number.

7727687632 is an abundant number, since it is smaller than the sum of its proper divisors (9464769520).

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

7727687632 is a wasteful number, since it uses less digits than its factorization.

7727687632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327227 (or 327221 counting only the distinct ones).

The product of its digits is 8297856, while the sum is 55.

The square root of 7727687632 is about 87907.2672308723. The cubic root of 7727687632 is about 1977.0448410024.

The spelling of 7727687632 in words is "seven billion, seven hundred twenty-seven million, six hundred eighty-seven thousand, six hundred thirty-two".