25153455000 has 160 divisors (see below), whose sum is σ = 83202554160. Its totient is φ = 6312960000.

The previous prime is 25153454999. The next prime is 25153455029. The reversal of 25153455000 is 55435152.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 205680 + ... + 304320.

Almost surely, 2^25153455000 is an apocalyptic number.

25153455000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25153455000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41601277080).

25153455000 is an abundant number, since it is smaller than the sum of its proper divisors (58049099160).

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

25153455000 is a wasteful number, since it uses less digits than its factorization.

25153455000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98687 (or 98668 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 30.

The spelling of 25153455000 in words is "twenty-five billion, one hundred fifty-three million, four hundred fifty-five thousand".