76742987277 has 16 divisors (see below), whose sum is σ = 111741645312. Its totient is φ = 46462783920.

The previous prime is 76742987231. The next prime is 76742987297. The reversal of 76742987277 is 77278924767.

It is not a de Polignac number, because 76742987277 - 2⁶ = 76742987213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76742987207) 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 15 ways as a sum of consecutive naturals, for example, 1170543 + ... + 1234364.

It is an arithmetic number, because the mean of its divisors is an integer number (6983852832).

Almost surely, 2^76742987277 is an apocalyptic number.

It is an amenable number.

76742987277 is a deficient number, since it is larger than the sum of its proper divisors (34998658035).

76742987277 is a wasteful number, since it uses less digits than its factorization.

76742987277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2405888.

The product of its digits is 116169984, while the sum is 66.

The spelling of 76742987277 in words is "seventy-six billion, seven hundred forty-two million, nine hundred eighty-seven thousand, two hundred seventy-seven".