76511727140 has 24 divisors (see below), whose sum is σ = 160680498552. Its totient is φ = 30603572480.

The previous prime is 76511727121. The next prime is 76511727143. The reversal of 76511727140 is 4172711567.

It can be written as a sum of positive squares in 4 ways, for example, as 728244196 + 75783482944 = 26986^2 + 275288^2 .

It is not an unprimeable number, because it can be changed into a prime (76511727143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 695510 + ... + 797970.

It is an arithmetic number, because the mean of its divisors is an integer number (6695020773).

Almost surely, 2^76511727140 is an apocalyptic number.

It is an amenable number.

76511727140 is an abundant number, since it is smaller than the sum of its proper divisors (84168771412).

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

76511727140 is a wasteful number, since it uses less digits than its factorization.

76511727140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139807 (or 139805 counting only the distinct ones).

The product of its (nonzero) digits is 82320, while the sum is 41.

The spelling of 76511727140 in words is "seventy-six billion, five hundred eleven million, seven hundred twenty-seven thousand, one hundred forty".