22546741256 has 64 divisors (see below), whose sum is σ = 46601412480. Its totient is φ = 10163381760.

The previous prime is 22546741241. The next prime is 22546741271. The reversal of 22546741256 is 65214764522.

It is an interprime number because it is at equal distance from previous prime (22546741241) and next prime (22546741271).

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, 775820 + ... + 804356.

It is an arithmetic number, because the mean of its divisors is an integer number (728147070).

Almost surely, 2^22546741256 is an apocalyptic number.

22546741256 is a gapful number since it is divisible by the number (26) 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 22546741256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23300706240).

22546741256 is an abundant number, since it is smaller than the sum of its proper divisors (24054671224).

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

22546741256 is a wasteful number, since it uses less digits than its factorization.

22546741256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28734 (or 28730 counting only the distinct ones).

The product of its digits is 806400, while the sum is 44.

The spelling of 22546741256 in words is "twenty-two billion, five hundred forty-six million, seven hundred forty-one thousand, two hundred fifty-six".