25477452000 has 1728 divisors, whose sum is σ = 124793742528. Its totient is φ = 4838400000.

The previous prime is 25477451941. The next prime is 25477452059. The reversal of 25477452000 is 25477452.

It is a happy number.

25477452000 is a `hidden beast` number, since 25 + 47 + 74 + 520 + 0 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (25477451941) and next prime (25477452059).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 252251950 + ... + 252252050.

It is an arithmetic number, because the mean of its divisors is an integer number (72218601).

Almost surely, 2^25477452000 is an apocalyptic number.

25477452000 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 25477452000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62396871264).

25477452000 is an abundant number, since it is smaller than the sum of its proper divisors (99316290528).

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

25477452000 is a wasteful number, since it uses less digits than its factorization.

25477452000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170 (or 142 counting only the distinct ones).

The product of its (nonzero) digits is 78400, while the sum is 36.

25477452000 divided by its reverse (25477452) gives a cube (1000 = 10³).

It can be divided in two parts, 2547 and 7452000, that added together give a palindrome (7454547).

The spelling of 25477452000 in words is "twenty-five billion, four hundred seventy-seven million, four hundred fifty-two thousand".