2525277752500 has 90 divisors (see below), whose sum is σ = 5538897774410. Its totient is φ = 1007080056000.

The previous prime is 2525277752489. The next prime is 2525277752521. The reversal of 2525277752500 is 52577725252.

It is a happy number.

It can be written as a sum of positive squares in 5 ways, for example, as 518935818384 + 2006341934116 = 720372^2 + 1416454^2 .

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 301018306 + ... + 301026694.

Almost surely, 2^{2525277752500} is an apocalyptic number.

2525277752500 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 2525277752500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2769448887205).

2525277752500 is an abundant number, since it is smaller than the sum of its proper divisors (3013620021910).

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

2525277752500 is an frugal number, since it uses more digits than its factorization.

2525277752500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9107 (or 8743 counting only the distinct ones).

The product of its (nonzero) digits is 3430000, while the sum is 49.

The spelling of 2525277752500 in words is "two trillion, five hundred twenty-five billion, two hundred seventy-seven million, seven hundred fifty-two thousand, five hundred".