23075277077 has 2 divisors, whose sum is σ = 23075277078. Its totient is φ = 23075277076.

The previous prime is 23075277067. The next prime is 23075277109. The reversal of 23075277077 is 77077257032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21585780241 + 1489496836 = 146921^2 + 38594^2 .

It is a cyclic number.

It is not a de Polignac number, because 23075277077 - 2⁸ = 23075276821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23075277067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11537638538 + 11537638539.

It is an arithmetic number, because the mean of its divisors is an integer number (11537638539).

Almost surely, 2^23075277077 is an apocalyptic number.

It is an amenable number.

23075277077 is a deficient number, since it is larger than the sum of its proper divisors (1).

23075277077 is an equidigital number, since it uses as much as digits as its factorization.

23075277077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008420, while the sum is 47.

The spelling of 23075277077 in words is "twenty-three billion, seventy-five million, two hundred seventy-seven thousand, seventy-seven".