22501154335540 has 48 divisors (see below), whose sum is σ = 47270421937872. Its totient is φ = 8997034208256.

The previous prime is 22501154335511. The next prime is 22501154335609. The reversal of 22501154335540 is 4553345110522.

It can be written as a sum of positive squares in 8 ways, for example, as 998216795664 + 21502937539876 = 999108^2 + 4637126^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22501154335493 and 22501154335502.

It is a congruent number.

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, 973348062 + ... + 973371178.

It is an arithmetic number, because the mean of its divisors is an integer number (984800457039).

Almost surely, 2^{22501154335540} is an apocalyptic number.

22501154335540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22501154335540 is an abundant number, since it is smaller than the sum of its proper divisors (24769267602332).

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

22501154335540 is a wasteful number, since it uses less digits than its factorization.

22501154335540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39556 (or 39554 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 40.

The spelling of 22501154335540 in words is "twenty-two trillion, five hundred one billion, one hundred fifty-four million, three hundred thirty-five thousand, five hundred forty".