22513777303681 has 32 divisors (see below), whose sum is σ = 24138827159040. Its totient is φ = 20922811852800.

The previous prime is 22513777303663. The next prime is 22513777303691. The reversal of 22513777303681 is 18630377731522.

It is not a de Polignac number, because 22513777303681 - 2⁹ = 22513777303169 is a prime.

It is a super-2 number, since 2×22513777303681² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22513777303601) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5503243446 + ... + 5503247536.

It is an arithmetic number, because the mean of its divisors is an integer number (754338348720).

Almost surely, 2^{22513777303681} is an apocalyptic number.

It is an amenable number.

22513777303681 is a deficient number, since it is larger than the sum of its proper divisors (1625049855359).

22513777303681 is a wasteful number, since it uses less digits than its factorization.

22513777303681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8265.

The product of its (nonzero) digits is 8890560, while the sum is 55.

The spelling of 22513777303681 in words is "twenty-two trillion, five hundred thirteen billion, seven hundred seventy-seven million, three hundred three thousand, six hundred eighty-one".