25042201404 has 24 divisors (see below), whose sum is σ = 63743785728. Its totient is φ = 7588545840.

The previous prime is 25042201399. The next prime is 25042201417. The reversal of 25042201404 is 40410224052.

It is a happy number.

It is a super-2 number, since 2×25042201404² (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, 94856692 + ... + 94856955.

It is an arithmetic number, because the mean of its divisors is an integer number (2655991072).

Almost surely, 2^25042201404 is an apocalyptic number.

It is an amenable number.

25042201404 is an abundant number, since it is smaller than the sum of its proper divisors (38701584324).

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

25042201404 is a wasteful number, since it uses less digits than its factorization.

25042201404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189713665 (or 189713663 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 24.

Adding to 25042201404 its reverse (40410224052), we get a palindrome (65452425456).

The spelling of 25042201404 in words is "twenty-five billion, forty-two million, two hundred one thousand, four hundred four".