25467416155 has 4 divisors (see below), whose sum is σ = 30560899392. Its totient is φ = 20373932920.

The previous prime is 25467416147. The next prime is 25467416179. The reversal of 25467416155 is 55161476452.

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

It is not a de Polignac number, because 25467416155 - 2³ = 25467416147 is a prime.

It is a super-2 number, since 2×25467416155² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2546741611 + ... + 2546741620.

It is an arithmetic number, because the mean of its divisors is an integer number (7640224848).

Almost surely, 2^25467416155 is an apocalyptic number.

25467416155 is a deficient number, since it is larger than the sum of its proper divisors (5093483237).

25467416155 is an equidigital number, since it uses as much as digits as its factorization.

25467416155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5093483236.

The product of its digits is 1008000, while the sum is 46.

The spelling of 25467416155 in words is "twenty-five billion, four hundred sixty-seven million, four hundred sixteen thousand, one hundred fifty-five".