22025277740 has 12 divisors (see below), whose sum is σ = 46253083296. Its totient is φ = 8810111088.

The previous prime is 22025277739. The next prime is 22025277751. The reversal of 22025277740 is 4777252022.

It is a super-2 number, since 2×22025277740² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22025277694 and 22025277703.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 550631924 + ... + 550631963.

It is an arithmetic number, because the mean of its divisors is an integer number (3854423608).

Almost surely, 2^22025277740 is an apocalyptic number.

22025277740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22025277740 is an abundant number, since it is smaller than the sum of its proper divisors (24227805556).

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

22025277740 is a wasteful number, since it uses less digits than its factorization.

22025277740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1101263896 (or 1101263894 counting only the distinct ones).

The product of its (nonzero) digits is 109760, while the sum is 38.

The spelling of 22025277740 in words is "twenty-two billion, twenty-five million, two hundred seventy-seven thousand, seven hundred forty".