25076476530 has 160 divisors (see below), whose sum is σ = 77339560320. Its totient is φ = 5711005440.

The previous prime is 25076476493. The next prime is 25076476559. The reversal of 25076476530 is 3567467052.

25076476530 is a `hidden beast` number, since 2 + 5 + 0 + 76 + 47 + 6 + 530 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1585401 + ... + 1601139.

It is an arithmetic number, because the mean of its divisors is an integer number (483372252).

Almost surely, 2^25076476530 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25076476530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38669780160).

25076476530 is an abundant number, since it is smaller than the sum of its proper divisors (52263083790).

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

25076476530 is a wasteful number, since it uses less digits than its factorization.

25076476530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16046 (or 16037 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 45.

The spelling of 25076476530 in words is "twenty-five billion, seventy-six million, four hundred seventy-six thousand, five hundred thirty".