22578023690 has 32 divisors (see below), whose sum is σ = 40769519616. Its totient is φ = 9002568960.

The previous prime is 22578023659. The next prime is 22578023719. The reversal of 22578023690 is 9632087522.

It is a super-2 number, since 2×22578023690² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6299639 + ... + 6303221.

It is an arithmetic number, because the mean of its divisors is an integer number (1274047488).

Almost surely, 2^22578023690 is an apocalyptic number.

22578023690 is a deficient number, since it is larger than the sum of its proper divisors (18191495926).

22578023690 is a wasteful number, since it uses less digits than its factorization.

22578023690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5414.

The product of its (nonzero) digits is 362880, while the sum is 44.

The spelling of 22578023690 in words is "twenty-two billion, five hundred seventy-eight million, twenty-three thousand, six hundred ninety".