76516461533 has 2 divisors, whose sum is σ = 76516461534. Its totient is φ = 76516461532.

The previous prime is 76516461523. The next prime is 76516461577. The reversal of 76516461533 is 33516461567.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49899517924 + 26616943609 = 223382^2 + 163147^2 .

It is a cyclic number.

It is not a de Polignac number, because 76516461533 - 2¹⁶ = 76516395997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76516461523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38258230766 + 38258230767.

It is an arithmetic number, because the mean of its divisors is an integer number (38258230767).

Almost surely, 2^76516461533 is an apocalyptic number.

It is an amenable number.

76516461533 is a deficient number, since it is larger than the sum of its proper divisors (1).

76516461533 is an equidigital number, since it uses as much as digits as its factorization.

76516461533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1360800, while the sum is 47.

The spelling of 76516461533 in words is "seventy-six billion, five hundred sixteen million, four hundred sixty-one thousand, five hundred thirty-three".