25336334740 has 24 divisors (see below), whose sum is σ = 53210583720. Its totient is φ = 10133718528.

The previous prime is 25336334731. The next prime is 25336334743. The reversal of 25336334740 is 4743363352.

It can be written as a sum of positive squares in 4 ways, for example, as 2047743504 + 23288591236 = 45252^2 + 152606^2 .

It is a junction number, because it is equal to n+sod(n) for n = 25336334693 and 25336334702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25336334743) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 246064 + ... + 333496.

It is an arithmetic number, because the mean of its divisors is an integer number (2217107655).

Almost surely, 2^25336334740 is an apocalyptic number.

25336334740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25336334740 is an abundant number, since it is smaller than the sum of its proper divisors (27874248980).

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

25336334740 is a wasteful number, since it uses less digits than its factorization.

25336334740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101931 (or 101929 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 40.

The spelling of 25336334740 in words is "twenty-five billion, three hundred thirty-six million, three hundred thirty-four thousand, seven hundred forty".