22607386740 has 720 divisors, whose sum is σ = 81786862080. Its totient is φ = 5212408320.

The previous prime is 22607386693. The next prime is 22607386793. The reversal of 22607386740 is 4768370622.

22607386740 is a `hidden beast` number, since 2 + 2 + 607 + 38 + 6 + 7 + 4 + 0 = 666.

It is a super-2 number, since 2×22607386740² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 525753159 + ... + 525753201.

It is an arithmetic number, because the mean of its divisors is an integer number (113592864).

Almost surely, 2^22607386740 is an apocalyptic number.

22607386740 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 22607386740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40893431040).

22607386740 is an abundant number, since it is smaller than the sum of its proper divisors (59179475340).

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

22607386740 is a wasteful number, since it uses less digits than its factorization.

22607386740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162 (or 132 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 45.

The spelling of 22607386740 in words is "twenty-two billion, six hundred seven million, three hundred eighty-six thousand, seven hundred forty".