22541141997 has 16 divisors (see below), whose sum is σ = 36430128960. Its totient is φ = 13661298000.

The previous prime is 22541141981. The next prime is 22541141999. The reversal of 22541141997 is 79914114522.

22541141997 is a `hidden beast` number, since 2 + 2 + 541 + 1 + 4 + 19 + 97 = 666.

It is not a de Polignac number, because 22541141997 - 2⁴ = 22541141981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22541141999) 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, 37947754 + ... + 37948347.

It is an arithmetic number, because the mean of its divisors is an integer number (2276883060).

Almost surely, 2^22541141997 is an apocalyptic number.

22541141997 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

22541141997 is a deficient number, since it is larger than the sum of its proper divisors (13888986963).

22541141997 is a wasteful number, since it uses less digits than its factorization.

22541141997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75896121 (or 75896115 counting only the distinct ones).

The product of its digits is 181440, while the sum is 45.

The spelling of 22541141997 in words is "twenty-two billion, five hundred forty-one million, one hundred forty-one thousand, nine hundred ninety-seven".