25153422006 has 8 divisors (see below), whose sum is σ = 50306844024. Its totient is φ = 8384474000.

The previous prime is 25153422001. The next prime is 25153422017. The reversal of 25153422006 is 60022435152.

It is a sphenic number, since it is the product of 3 distinct primes.

25153422006 is an admirable number.

It is a super-2 number, since 2×25153422006² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25153422001) 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, 2096118495 + ... + 2096118506.

It is an arithmetic number, because the mean of its divisors is an integer number (6288355503).

Almost surely, 2^25153422006 is an apocalyptic number.

25153422006 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25153422006 is a wasteful number, since it uses less digits than its factorization.

25153422006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4192237006.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 25153422006 its reverse (60022435152), we get a palindrome (85175857158).

The spelling of 25153422006 in words is "twenty-five billion, one hundred fifty-three million, four hundred twenty-two thousand, six".