25005541622 has 16 divisors (see below), whose sum is σ = 39583954800. Its totient is φ = 11814274080.

The previous prime is 25005541591. The next prime is 25005541661. The reversal of 25005541622 is 22614550052.

It is a super-2 number, since 2×25005541622² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 831029 + ... + 860592.

It is an arithmetic number, because the mean of its divisors is an integer number (2473997175).

Almost surely, 2^25005541622 is an apocalyptic number.

25005541622 is a deficient number, since it is larger than the sum of its proper divisors (14578413178).

25005541622 is a wasteful number, since it uses less digits than its factorization.

25005541622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1692031.

The product of its (nonzero) digits is 24000, while the sum is 32.

The spelling of 25005541622 in words is "twenty-five billion, five million, five hundred forty-one thousand, six hundred twenty-two".