25322055135040 has 56 divisors (see below), whose sum is σ = 60299705252520. Its totient is φ = 10128559761408.

The previous prime is 25322055134963. The next prime is 25322055135043. The reversal of 25322055135040 is 4053155022352.

It can be written as a sum of positive squares in 4 ways, for example, as 2205652700736 + 23116402434304 = 1485144^2 + 4807952^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25322055135043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11594466 + ... + 13604254.

Almost surely, 2^{25322055135040} is an apocalyptic number.

25322055135040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25322055135040 is an abundant number, since it is smaller than the sum of its proper divisors (34977650117480).

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

25322055135040 is a wasteful number, since it uses less digits than its factorization.

25322055135040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2049179 (or 2049169 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 37.

The spelling of 25322055135040 in words is "twenty-five trillion, three hundred twenty-two billion, fifty-five million, one hundred thirty-five thousand, forty".