22496490432 has 252 divisors, whose sum is σ = 71025425640. Its totient is φ = 6802937856.

The previous prime is 22496490431. The next prime is 22496490433. The reversal of 22496490432 is 23409469422.

It is an interprime number because it is at equal distance from previous prime (22496490431) and next prime (22496490433).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22496490431) 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 35 ways as a sum of consecutive naturals, for example, 5741338 + ... + 5745254.

Almost surely, 2^22496490432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22496490432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35512712820).

22496490432 is an abundant number, since it is smaller than the sum of its proper divisors (48528935208).

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

22496490432 is a wasteful number, since it uses less digits than its factorization.

22496490432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4020 (or 3994 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 45.

The spelling of 22496490432 in words is "twenty-two billion, four hundred ninety-six million, four hundred ninety thousand, four hundred thirty-two".