77422321023 has 16 divisors (see below), whose sum is σ = 103463174496. Its totient is φ = 51498270720.

The previous prime is 77422320973. The next prime is 77422321027. The reversal of 77422321023 is 32012322477.

It is not a de Polignac number, because 77422321023 - 2⁶ = 77422320959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77422321027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3591465 + ... + 3612957.

It is an arithmetic number, because the mean of its divisors is an integer number (6466448406).

Almost surely, 2^77422321023 is an apocalyptic number.

77422321023 is a deficient number, since it is larger than the sum of its proper divisors (26040853473).

77422321023 is a wasteful number, since it uses less digits than its factorization.

77422321023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24154.

The product of its (nonzero) digits is 28224, while the sum is 33.

The spelling of 77422321023 in words is "seventy-seven billion, four hundred twenty-two million, three hundred twenty-one thousand, twenty-three".