22774288940697 has 24 divisors (see below), whose sum is σ = 35323566469536. Its totient is φ = 13013813248128.

The previous prime is 22774288940693. The next prime is 22774288940717. The reversal of 22774288940697 is 79604988247722.

It is not a de Polignac number, because 22774288940697 - 2² = 22774288940693 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22774288940693) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 56234913 + ... + 56638449.

It is an arithmetic number, because the mean of its divisors is an integer number (1471815269564).

Almost surely, 2^{22774288940697} is an apocalyptic number.

It is an amenable number.

22774288940697 is a deficient number, since it is larger than the sum of its proper divisors (12549277528839).

22774288940697 is a wasteful number, since it uses less digits than its factorization.

22774288940697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 787477 (or 787470 counting only the distinct ones).

The product of its (nonzero) digits is 1365590016, while the sum is 75.

The spelling of 22774288940697 in words is "twenty-two trillion, seven hundred seventy-four billion, two hundred eighty-eight million, nine hundred forty thousand, six hundred ninety-seven".