22545252898 has 24 divisors (see below), whose sum is σ = 39344432400. Its totient is φ = 9660957768.

The previous prime is 22545252889. The next prime is 22545252907. The reversal of 22545252898 is 89825254522.

It is an interprime number because it is at equal distance from previous prime (22545252889) and next prime (22545252907).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 1239393 + ... + 1257451.

It is an arithmetic number, because the mean of its divisors is an integer number (1639351350).

Almost surely, 2^22545252898 is an apocalyptic number.

22545252898 is a deficient number, since it is larger than the sum of its proper divisors (16799179502).

22545252898 is a wasteful number, since it uses less digits than its factorization.

22545252898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30814 (or 30807 counting only the distinct ones).

The product of its digits is 4608000, while the sum is 52.

The spelling of 22545252898 in words is "twenty-two billion, five hundred forty-five million, two hundred fifty-two thousand, eight hundred ninety-eight".