22741661525 has 48 divisors (see below), whose sum is σ = 31874567040. Its totient is φ = 15943737600.

The previous prime is 22741661521. The next prime is 22741661557. The reversal of 22741661525 is 52516614722.

It is not a de Polignac number, because 22741661525 - 2² = 22741661521 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22741661521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6035192 + ... + 6038958.

It is an arithmetic number, because the mean of its divisors is an integer number (664053480).

Almost surely, 2^22741661525 is an apocalyptic number.

22741661525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22741661525 is a deficient number, since it is larger than the sum of its proper divisors (9132905515).

22741661525 is a wasteful number, since it uses less digits than its factorization.

22741661525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4574 (or 4569 counting only the distinct ones).

The product of its digits is 201600, while the sum is 41.

The spelling of 22741661525 in words is "twenty-two billion, seven hundred forty-one million, six hundred sixty-one thousand, five hundred twenty-five".