22641261615514 has 4 divisors (see below), whose sum is σ = 33961892423274. Its totient is φ = 11320630807756.

The previous prime is 22641261615491. The next prime is 22641261615527. The reversal of 22641261615514 is 41551616214622.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 22257797245489 + 383464370025 = 4717817^2 + 619245^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5660315403877 + ... + 5660315403880.

Almost surely, 2^{22641261615514} is an apocalyptic number.

22641261615514 is a deficient number, since it is larger than the sum of its proper divisors (11320630807760).

22641261615514 is a wasteful number, since it uses less digits than its factorization.

22641261615514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11320630807759.

The product of its digits is 691200, while the sum is 46.

The spelling of 22641261615514 in words is "twenty-two trillion, six hundred forty-one billion, two hundred sixty-one million, six hundred fifteen thousand, five hundred fourteen".