22148296704 has 156 divisors (see below), whose sum is σ = 66043312192. Its totient is φ = 7144243200.

The previous prime is 22148296661. The next prime is 22148296757. The reversal of 22148296704 is 40769284122.

It is a self number, because there is not a number n which added to its sum of digits gives 22148296704.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1133094 + ... + 1152474.

Almost surely, 2^22148296704 is an apocalyptic number.

22148296704 is a gapful number since it is divisible by the number (24) 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 22148296704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33021656096).

22148296704 is an abundant number, since it is smaller than the sum of its proper divisors (43895015488).

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

22148296704 is a wasteful number, since it uses less digits than its factorization.

22148296704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19442 (or 19417 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The spelling of 22148296704 in words is "twenty-two billion, one hundred forty-eight million, two hundred ninety-six thousand, seven hundred four".