22461640313155 has 8 divisors (see below), whose sum is σ = 27682454007792. Its totient is φ = 17483655162528.

The previous prime is 22461640313143. The next prime is 22461640313197. The reversal of 22461640313155 is 55131304616422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22461640313155 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60707135797 + ... + 60707136166.

It is an arithmetic number, because the mean of its divisors is an integer number (3460306750974).

Almost surely, 2^{22461640313155} is an apocalyptic number.

22461640313155 is a deficient number, since it is larger than the sum of its proper divisors (5220813694637).

22461640313155 is a wasteful number, since it uses less digits than its factorization.

22461640313155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121414272005.

The product of its (nonzero) digits is 518400, while the sum is 43.

Adding to 22461640313155 its reverse (55131304616422), we get a palindrome (77592944929577).

The spelling of 22461640313155 in words is "twenty-two trillion, four hundred sixty-one billion, six hundred forty million, three hundred thirteen thousand, one hundred fifty-five".