23045320422 has 32 divisors (see below), whose sum is σ = 51681669600. Its totient is φ = 7611296544.

The previous prime is 23045320391. The next prime is 23045320471. The reversal of 23045320422 is 22402354032.

It is a happy number.

23045320422 is a `hidden beast` number, since 2 + 3 + 0 + 453 + 204 + 2 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1951753 + ... + 1963524.

It is an arithmetic number, because the mean of its divisors is an integer number (1615052175).

Almost surely, 2^23045320422 is an apocalyptic number.

23045320422 is an abundant number, since it is smaller than the sum of its proper divisors (28636349178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23045320422 is a wasteful number, since it uses less digits than its factorization.

23045320422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3915397 (or 3915391 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

Adding to 23045320422 its reverse (22402354032), we get a palindrome (45447674454).

The spelling of 23045320422 in words is "twenty-three billion, forty-five million, three hundred twenty thousand, four hundred twenty-two".