22122502454 has 16 divisors (see below), whose sum is σ = 36052605792. Its totient is φ = 10120027008.

The previous prime is 22122502453. The next prime is 22122502469. The reversal of 22122502454 is 45420522122.

It is a happy number.

It is a super-2 number, since 2×22122502454² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22122502453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3761954 + ... + 3767829.

It is an arithmetic number, because the mean of its divisors is an integer number (2253287862).

Almost surely, 2^22122502454 is an apocalyptic number.

22122502454 is a deficient number, since it is larger than the sum of its proper divisors (13930103338).

22122502454 is a wasteful number, since it uses less digits than its factorization.

22122502454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7529911.

The product of its (nonzero) digits is 12800, while the sum is 29.

The spelling of 22122502454 in words is "twenty-two billion, one hundred twenty-two million, five hundred two thousand, four hundred fifty-four".