22235541172240 has 80 divisors (see below), whose sum is σ = 56399641906176. Its totient is φ = 8085332505600.

The previous prime is 22235541172181. The next prime is 22235541172253. The reversal of 22235541172240 is 4227114553222.

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

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 22235541172193 and 22235541172202.

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, 22430929 + ... + 23401231.

Almost surely, 2^{22235541172240} is an apocalyptic number.

22235541172240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22235541172240 is an abundant number, since it is smaller than the sum of its proper divisors (34164100733936).

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

22235541172240 is a wasteful number, since it uses less digits than its factorization.

22235541172240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 996368 (or 996362 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 40.

The spelling of 22235541172240 in words is "twenty-two trillion, two hundred thirty-five billion, five hundred forty-one million, one hundred seventy-two thousand, two hundred forty".