22561154000 has 320 divisors, whose sum is σ = 69616115712. Its totient is φ = 6866496000.

The previous prime is 22561153999. The next prime is 22561154017. The reversal of 22561154000 is 45116522.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6620297 + ... + 6623703.

Almost surely, 2^22561154000 is an apocalyptic number.

22561154000 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 22561154000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34808057856).

22561154000 is an abundant number, since it is smaller than the sum of its proper divisors (47054961712).

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

22561154000 is a wasteful number, since it uses less digits than its factorization.

22561154000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3491 (or 3475 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The spelling of 22561154000 in words is "twenty-two billion, five hundred sixty-one million, one hundred fifty-four thousand".