22113567432 has 256 divisors, whose sum is σ = 69569280000. Its totient is φ = 6446926080.

The previous prime is 22113567383. The next prime is 22113567523. The reversal of 22113567432 is 23476531122.

22113567432 is a `hidden beast` number, since 2 + 211 + 3 + 5 + 6 + 7 + 432 = 666.

It is a super-2 number, since 2×22113567432² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 33555919 + ... + 33556577.

It is an arithmetic number, because the mean of its divisors is an integer number (271755000).

Almost surely, 2^22113567432 is an apocalyptic number.

22113567432 is a gapful number since it is divisible by the number (22) 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 22113567432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34784640000).

22113567432 is an abundant number, since it is smaller than the sum of its proper divisors (47455712568).

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

22113567432 is a wasteful number, since it uses less digits than its factorization.

22113567432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1201 (or 1191 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The spelling of 22113567432 in words is "twenty-two billion, one hundred thirteen million, five hundred sixty-seven thousand, four hundred thirty-two".