22077115620 has 288 divisors, whose sum is σ = 78599808000. Its totient is φ = 4595834880.

The previous prime is 22077115597. The next prime is 22077115657. The reversal of 22077115620 is 2651177022.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1542256 + ... + 1556504.

It is an arithmetic number, because the mean of its divisors is an integer number (272916000).

Almost surely, 2^22077115620 is an apocalyptic number.

22077115620 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 22077115620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39299904000).

22077115620 is an abundant number, since it is smaller than the sum of its proper divisors (56522692380).

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

22077115620 is a wasteful number, since it uses less digits than its factorization.

22077115620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14323 (or 14314 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 33.

The spelling of 22077115620 in words is "twenty-two billion, seventy-seven million, one hundred fifteen thousand, six hundred twenty".