77232651101 has 2 divisors, whose sum is σ = 77232651102. Its totient is φ = 77232651100.

The previous prime is 77232651059. The next prime is 77232651137. The reversal of 77232651101 is 10115623277.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76701302500 + 531348601 = 276950^2 + 23051^2 .

It is a cyclic number.

It is not a de Polignac number, because 77232651101 - 2³⁴ = 60052781917 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (77232656101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38616325550 + 38616325551.

It is an arithmetic number, because the mean of its divisors is an integer number (38616325551).

Almost surely, 2^77232651101 is an apocalyptic number.

It is an amenable number.

77232651101 is a deficient number, since it is larger than the sum of its proper divisors (1).

77232651101 is an equidigital number, since it uses as much as digits as its factorization.

77232651101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17640, while the sum is 35.

The spelling of 77232651101 in words is "seventy-seven billion, two hundred thirty-two million, six hundred fifty-one thousand, one hundred one".