22466777890 has 32 divisors (see below), whose sum is σ = 44680740480. Its totient is φ = 8090337024.

The previous prime is 22466777869. The next prime is 22466777929. The reversal of 22466777890 is 9877766422.

It is a super-2 number, since 2×22466777890² (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 (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2869080 + ... + 2876899.

It is an arithmetic number, because the mean of its divisors is an integer number (1396273140).

Almost surely, 2^22466777890 is an apocalyptic number.

22466777890 is a deficient number, since it is larger than the sum of its proper divisors (22213962590).

22466777890 is a wasteful number, since it uses less digits than its factorization.

22466777890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5746026.

The product of its (nonzero) digits is 14224896, while the sum is 58.

The spelling of 22466777890 in words is "twenty-two billion, four hundred sixty-six million, seven hundred seventy-seven thousand, eight hundred ninety".