25134050034 has 80 divisors (see below), whose sum is σ = 57586180608. Its totient is φ = 8189926848.

The previous prime is 25134049979. The next prime is 25134050047. The reversal of 25134050034 is 43005043152.

25134050034 is a `hidden beast` number, since 25 + 134 + 0 + 500 + 3 + 4 = 666.

It is a super-2 number, since 2×25134050034² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 39 ways as a sum of consecutive naturals, for example, 9082119 + ... + 9084885.

Almost surely, 2^25134050034 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25134050034, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28793090304).

25134050034 is an abundant number, since it is smaller than the sum of its proper divisors (32452130574).

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

25134050034 is a wasteful number, since it uses less digits than its factorization.

25134050034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4021 (or 4012 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

Adding to 25134050034 its reverse (43005043152), we get a palindrome (68139093186).

The spelling of 25134050034 in words is "twenty-five billion, one hundred thirty-four million, fifty thousand, thirty-four".