22151340430304 has 48 divisors (see below), whose sum is σ = 46177698632688. Its totient is φ = 10423725299712.

The previous prime is 22151340430259. The next prime is 22151340430327. The reversal of 22151340430304 is 40303404315122.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12391187 + ... + 14065709.

It is an arithmetic number, because the mean of its divisors is an integer number (962035388181).

Almost surely, 2^{22151340430304} is an apocalyptic number.

It is an amenable number.

22151340430304 is an abundant number, since it is smaller than the sum of its proper divisors (24026358202384).

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

22151340430304 is a wasteful number, since it uses less digits than its factorization.

22151340430304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1698867 (or 1698859 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 22151340430304 its reverse (40303404315122), we get a palindrome (62454744745426).

The spelling of 22151340430304 in words is "twenty-two trillion, one hundred fifty-one billion, three hundred forty million, four hundred thirty thousand, three hundred four".