22435494900 has 288 divisors, whose sum is σ = 83369330688. Its totient is φ = 4527705600.

The previous prime is 22435494889. The next prime is 22435494941. The reversal of 22435494900 is 949453422.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

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 95 ways as a sum of consecutive naturals, for example, 610035 + ... + 645765.

Almost surely, 2^22435494900 is an apocalyptic number.

22435494900 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22435494900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41684665344).

22435494900 is an abundant number, since it is smaller than the sum of its proper divisors (60933835788).

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

22435494900 is a wasteful number, since it uses less digits than its factorization.

22435494900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35791 (or 35784 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 42.

The spelling of 22435494900 in words is "twenty-two billion, four hundred thirty-five million, four hundred ninety-four thousand, nine hundred".