25010409012 has 48 divisors (see below), whose sum is σ = 59057830272. Its totient is φ = 8237116800.

The previous prime is 25010408971. The next prime is 25010409031. The reversal of 25010409012 is 21090401052.

It is a super-2 number, since 2×25010409012² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 569058 + ... + 611430.

It is an arithmetic number, because the mean of its divisors is an integer number (1230371464).

Almost surely, 2^25010409012 is an apocalyptic number.

It is an amenable number.

25010409012 is an abundant number, since it is smaller than the sum of its proper divisors (34047421260).

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

25010409012 is a wasteful number, since it uses less digits than its factorization.

25010409012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42968 (or 42966 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The spelling of 25010409012 in words is "twenty-five billion, ten million, four hundred nine thousand, twelve".