22375425440 has 24 divisors (see below), whose sum is σ = 52861942980. Its totient is φ = 8950170112.

The previous prime is 22375425419. The next prime is 22375425461. The reversal of 22375425440 is 4452457322.

It is an interprime number because it is at equal distance from previous prime (22375425419) and next prime (22375425461).

It can be written as a sum of positive squares in 2 ways, for example, as 18531921424 + 3843504016 = 136132^2 + 61996^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22375425394 and 22375425403.

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, 69923045 + ... + 69923364.

Almost surely, 2^22375425440 is an apocalyptic number.

22375425440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22375425440 is an abundant number, since it is smaller than the sum of its proper divisors (30486517540).

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

22375425440 is a wasteful number, since it uses less digits than its factorization.

22375425440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139846424 (or 139846416 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 38.

The spelling of 22375425440 in words is "twenty-two billion, three hundred seventy-five million, four hundred twenty-five thousand, four hundred forty".