25414386040 has 16 divisors (see below), whose sum is σ = 57182368680. Its totient is φ = 10165754400.

The previous prime is 25414386037. The next prime is 25414386059. The reversal of 25414386040 is 4068341452.

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 3 ways as a sum of consecutive naturals, for example, 317679786 + ... + 317679865.

Almost surely, 2^25414386040 is an apocalyptic number.

25414386040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25414386040 is an abundant number, since it is smaller than the sum of its proper divisors (31767982640).

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

25414386040 is a wasteful number, since it uses less digits than its factorization.

25414386040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635359662 (or 635359658 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 37.

The spelling of 25414386040 in words is "twenty-five billion, four hundred fourteen million, three hundred eighty-six thousand, forty".