22765878454 has 32 divisors (see below), whose sum is σ = 37556037792. Its totient is φ = 10264320000.

The previous prime is 22765878449. The next prime is 22765878517. The reversal of 22765878454 is 45487856722.

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, 1573654 + ... + 1588054.

It is an arithmetic number, because the mean of its divisors is an integer number (1173626181).

Almost surely, 2^22765878454 is an apocalyptic number.

22765878454 is a deficient number, since it is larger than the sum of its proper divisors (14790159338).

22765878454 is a wasteful number, since it uses less digits than its factorization.

22765878454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14992.

The product of its digits is 30105600, while the sum is 58.

The spelling of 22765878454 in words is "twenty-two billion, seven hundred sixty-five million, eight hundred seventy-eight thousand, four hundred fifty-four".