25341121091 has 8 divisors (see below), whose sum is σ = 29771387184. Its totient is φ = 21265276320.

The previous prime is 25341121063. The next prime is 25341121097. The reversal of 25341121091 is 19012114352.

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-25341121091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25341121097) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88605176 + ... + 88605461.

It is an arithmetic number, because the mean of its divisors is an integer number (3721423398).

Almost surely, 2^25341121091 is an apocalyptic number.

25341121091 is a deficient number, since it is larger than the sum of its proper divisors (4430266093).

25341121091 is a wasteful number, since it uses less digits than its factorization.

25341121091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177210661.

The product of its (nonzero) digits is 2160, while the sum is 29.

The spelling of 25341121091 in words is "twenty-five billion, three hundred forty-one million, one hundred twenty-one thousand, ninety-one".