22696547328 has 880 divisors, whose sum is σ = 86995600384. Its totient is φ = 5733089280.

The previous prime is 22696547281. The next prime is 22696547333. The reversal of 22696547328 is 82374569622.

22696547328 is a `hidden beast` number, since 2 + 2 + 6 + 96 + 547 + 3 + 2 + 8 = 666.

It is a super-2 number, since 2×22696547328² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

Its product of digits (8709120) is a multiple of the sum of its prime factors (180).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 233984976 + ... + 233985072.

Almost surely, 2^22696547328 is an apocalyptic number.

22696547328 is a gapful number since it is divisible by the number (28) 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 22696547328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43497800192).

22696547328 is an abundant number, since it is smaller than the sum of its proper divisors (64299053056).

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

22696547328 is a wasteful number, since it uses less digits than its factorization.

22696547328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180 (or 153 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 54.

The spelling of 22696547328 in words is "twenty-two billion, six hundred ninety-six million, five hundred forty-seven thousand, three hundred twenty-eight".