25000530053000 has 64 divisors (see below), whose sum is σ = 58507325838000. Its totient is φ = 9999171763200.

The previous prime is 25000530052991. The next prime is 25000530053063. The reversal of 25000530053000 is 35003500052.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 2438201052676 + 22562329000324 = 1561474^2 + 4749982^2 .

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, 8353502 + ... + 10944498.

Almost surely, 2^{25000530053000} is an apocalyptic number.

25000530053000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25000530053000 is an abundant number, since it is smaller than the sum of its proper divisors (33506795785000).

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

25000530053000 is a wasteful number, since it uses less digits than its factorization.

25000530053000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2600667 (or 2600653 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 23.

Adding to 25000530053000 its reverse (35003500052), we get a palindrome (25035533553052).

The spelling of 25000530053000 in words is "twenty-five trillion, five hundred thirty million, fifty-three thousand".