76761264733 has 2 divisors, whose sum is σ = 76761264734. Its totient is φ = 76761264732.

The previous prime is 76761264731. The next prime is 76761264763. The reversal of 76761264733 is 33746216767.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52313753284 + 24447511449 = 228722^2 + 156357^2 .

It is a cyclic number.

It is not a de Polignac number, because 76761264733 - 2¹ = 76761264731 is a prime.

It is a super-2 number, since 2×76761264733² (a number of 23 digits) contains 22 as substring.

Together with 76761264731, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76761264731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38380632366 + 38380632367.

It is an arithmetic number, because the mean of its divisors is an integer number (38380632367).

Almost surely, 2^76761264733 is an apocalyptic number.

It is an amenable number.

76761264733 is a deficient number, since it is larger than the sum of its proper divisors (1).

76761264733 is an equidigital number, since it uses as much as digits as its factorization.

76761264733 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5334336, while the sum is 52.

The spelling of 76761264733 in words is "seventy-six billion, seven hundred sixty-one million, two hundred sixty-four thousand, seven hundred thirty-three".