25452063120 has 160 divisors (see below), whose sum is σ = 89816822784. Its totient is φ = 5901913600.

The previous prime is 25452063103. The next prime is 25452063151. The reversal of 25452063120 is 2136025452.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 148866 + ... + 270305.

Almost surely, 2^25452063120 is an apocalyptic number.

25452063120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25452063120 is an abundant number, since it is smaller than the sum of its proper divisors (64364759664).

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

25452063120 is a wasteful number, since it uses less digits than its factorization.

25452063120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419221 (or 419215 counting only the distinct ones).

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

Adding to 25452063120 its reverse (2136025452), we get a palindrome (27588088572).

The spelling of 25452063120 in words is "twenty-five billion, four hundred fifty-two million, sixty-three thousand, one hundred twenty".