22253551553420 has 24 divisors (see below), whose sum is σ = 50980863559248. Its totient is φ = 8092200564800.

The previous prime is 22253551553411. The next prime is 22253551553473. The reversal of 22253551553420 is 2435515535222.

It is a happy number.

It is a super-2 number, since 2×22253551553420² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

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, 50576253311 + ... + 50576253750.

It is an arithmetic number, because the mean of its divisors is an integer number (2124202648302).

Almost surely, 2^{22253551553420} is an apocalyptic number.

22253551553420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22253551553420 is an abundant number, since it is smaller than the sum of its proper divisors (28727312005828).

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

22253551553420 is a wasteful number, since it uses less digits than its factorization.

22253551553420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101152507081 (or 101152507079 counting only the distinct ones).

The product of its (nonzero) digits is 1800000, while the sum is 44.

The spelling of 22253551553420 in words is "twenty-two trillion, two hundred fifty-three billion, five hundred fifty-one million, five hundred fifty-three thousand, four hundred twenty".