22541401291 has 16 divisors (see below), whose sum is σ = 23255608320. Its totient is φ = 21840271200.

The previous prime is 22541401273. The next prime is 22541401297. The reversal of 22541401291 is 19210414522.

It is a cyclic number.

It is not a de Polignac number, because 22541401291 - 2²⁵ = 22507846859 is a prime.

It is a super-2 number, since 2×22541401291² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22541401297) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1320376 + ... + 1337338.

It is an arithmetic number, because the mean of its divisors is an integer number (1453475520).

Almost surely, 2^22541401291 is an apocalyptic number.

22541401291 is a deficient number, since it is larger than the sum of its proper divisors (714207029).

22541401291 is a wasteful number, since it uses less digits than its factorization.

22541401291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17346.

The product of its (nonzero) digits is 5760, while the sum is 31.

The spelling of 22541401291 in words is "twenty-two billion, five hundred forty-one million, four hundred one thousand, two hundred ninety-one".