22356645316340 has 48 divisors (see below), whose sum is σ = 47195290783872. Its totient is φ = 8895752482176.

The previous prime is 22356645316339. The next prime is 22356645316367. The reversal of 22356645316340 is 4361354665322.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22857617 + ... + 23815623.

It is an arithmetic number, because the mean of its divisors is an integer number (983235224664).

Almost surely, 2^{22356645316340} is an apocalyptic number.

22356645316340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22356645316340 is an abundant number, since it is smaller than the sum of its proper divisors (24838645467532).

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

22356645316340 is a wasteful number, since it uses less digits than its factorization.

22356645316340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964136 (or 964134 counting only the distinct ones).

The product of its (nonzero) digits is 9331200, while the sum is 50.

The spelling of 22356645316340 in words is "twenty-two trillion, three hundred fifty-six billion, six hundred forty-five million, three hundred sixteen thousand, three hundred forty".