22168080541501 has 4 divisors (see below), whose sum is σ = 22169126572252. Its totient is φ = 22167034510752.

The previous prime is 22168080541493. The next prime is 22168080541573. The reversal of 22168080541501 is 10514508086122.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1154346104025 + 21013734437476 = 1074405^2 + 4584074^2 .

It is a cyclic number.

It is not a de Polignac number, because 22168080541501 - 2³ = 22168080541493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22168080541301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 522983586 + ... + 523025971.

It is an arithmetic number, because the mean of its divisors is an integer number (5542281643063).

Almost surely, 2^{22168080541501} is an apocalyptic number.

It is an amenable number.

22168080541501 is a deficient number, since it is larger than the sum of its proper divisors (1046030751).

22168080541501 is a wasteful number, since it uses less digits than its factorization.

22168080541501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1046030750.

The product of its (nonzero) digits is 153600, while the sum is 43.

The spelling of 22168080541501 in words is "twenty-two trillion, one hundred sixty-eight billion, eighty million, five hundred forty-one thousand, five hundred one".