25732477914990 has 192 divisors, whose sum is σ = 82981976594688. Its totient is φ = 5032478438400.

The previous prime is 25732477914947. The next prime is 25732477914991. The reversal of 25732477914990 is 9941977423752.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25732477914991) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 46530156 + ... + 47079935.

It is an arithmetic number, because the mean of its divisors is an integer number (432197794764).

Almost surely, 2^{25732477914990} is an apocalyptic number.

25732477914990 is an abundant number, since it is smaller than the sum of its proper divisors (57249498679698).

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

25732477914990 is a wasteful number, since it uses less digits than its factorization.

25732477914990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93610143 (or 93610136 counting only the distinct ones).

The product of its (nonzero) digits is 240045120, while the sum is 69.

The spelling of 25732477914990 in words is "twenty-five trillion, seven hundred thirty-two billion, four hundred seventy-seven million, nine hundred fourteen thousand, nine hundred ninety".