25733491080 has 192 divisors, whose sum is σ = 85339396800. Its totient is φ = 6202944000.

The previous prime is 25733491079. The next prime is 25733491103. The reversal of 25733491080 is 8019433752.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2594130 + ... + 2604030.

It is an arithmetic number, because the mean of its divisors is an integer number (444476025).

Almost surely, 2^25733491080 is an apocalyptic number.

25733491080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25733491080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42669698400).

25733491080 is an abundant number, since it is smaller than the sum of its proper divisors (59605905720).

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

25733491080 is a wasteful number, since it uses less digits than its factorization.

25733491080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10116 (or 10101 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 25733491080 in words is "twenty-five billion, seven hundred thirty-three million, four hundred ninety-one thousand, eighty".