2525590925550 has 768 divisors, whose sum is σ = 8936928000000. Its totient is φ = 519869145600.

The previous prime is 2525590925503. The next prime is 2525590925579. The reversal of 2525590925550 is 555290955252.

2525590925550 is a `hidden beast` number, since 2 + 5 + 25 + 590 + 9 + 25 + 5 + 5 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 555194676 + ... + 555199224.

It is an arithmetic number, because the mean of its divisors is an integer number (11636625000).

Almost surely, 2^{2525590925550} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2525590925550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4468464000000).

2525590925550 is an abundant number, since it is smaller than the sum of its proper divisors (6411337074450).

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

2525590925550 is a wasteful number, since it uses less digits than its factorization.

2525590925550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4711 (or 4686 counting only the distinct ones).

The product of its (nonzero) digits is 10125000, while the sum is 54.

The spelling of 2525590925550 in words is "two trillion, five hundred twenty-five billion, five hundred ninety million, nine hundred twenty-five thousand, five hundred fifty".