22354055141520 has 80 divisors (see below), whose sum is σ = 69305398045632. Its totient is φ = 5960408071680.

The previous prime is 22354055141503. The next prime is 22354055141521. The reversal of 22354055141520 is 2514155045322.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (22354055141521) 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, 3129082 + ... + 7382361.

Almost surely, 2^{22354055141520} is an apocalyptic number.

22354055141520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22354055141520 is an abundant number, since it is smaller than the sum of its proper divisors (46951342904112).

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

22354055141520 is a wasteful number, since it uses less digits than its factorization.

22354055141520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10520320 (or 10520314 counting only the distinct ones).

The product of its (nonzero) digits is 240000, while the sum is 39.

The spelling of 22354055141520 in words is "twenty-two trillion, three hundred fifty-four billion, fifty-five million, one hundred forty-one thousand, five hundred twenty".