22016456322540 has 48 divisors (see below), whose sum is σ = 61652721443040. Its totient is φ = 5870422282240.

The previous prime is 22016456322431. The next prime is 22016456322547. The reversal of 22016456322540 is 4522365461022.

It is a junction number, because it is equal to n+sod(n) for n = 22016456322492 and 22016456322501.

It is not an unprimeable number, because it can be changed into a prime (22016456322547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19211535 + ... + 20325254.

It is an arithmetic number, because the mean of its divisors is an integer number (1284431696730).

Almost surely, 2^{22016456322540} is an apocalyptic number.

22016456322540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22016456322540 is an abundant number, since it is smaller than the sum of its proper divisors (39636265120500).

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

22016456322540 is a wasteful number, since it uses less digits than its factorization.

22016456322540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39546082 (or 39546080 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 42.

The spelling of 22016456322540 in words is "twenty-two trillion, sixteen billion, four hundred fifty-six million, three hundred twenty-two thousand, five hundred forty".