22461140251401 has 4 divisors (see below), whose sum is σ = 29948187001872. Its totient is φ = 14974093500932.

The previous prime is 22461140251373. The next prime is 22461140251409. The reversal of 22461140251401 is 10415204116422.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22461140251401 - 2¹³ = 22461140243209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22461140251409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3743523375231 + ... + 3743523375236.

It is an arithmetic number, because the mean of its divisors is an integer number (7487046750468).

Almost surely, 2^{22461140251401} is an apocalyptic number.

It is an amenable number.

22461140251401 is a deficient number, since it is larger than the sum of its proper divisors (7487046750471).

22461140251401 is an equidigital number, since it uses as much as digits as its factorization.

22461140251401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7487046750470.

The product of its (nonzero) digits is 15360, while the sum is 33.

Adding to 22461140251401 its reverse (10415204116422), we get a palindrome (32876344367823).

The spelling of 22461140251401 in words is "twenty-two trillion, four hundred sixty-one billion, one hundred forty million, two hundred fifty-one thousand, four hundred one".