2500277775250 has 64 divisors (see below), whose sum is σ = 5037088578912. Its totient is φ = 925850112000.

The previous prime is 2500277775161. The next prime is 2500277775253. The reversal of 2500277775250 is 525777720052.

It can be written as a sum of positive squares in 16 ways, for example, as 667533118729 + 1832744656521 = 817027^2 + 1353789^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2500277775194 and 2500277775203.

It is not an unprimeable number, because it can be changed into a prime (2500277775253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4562887 + ... + 5081386.

Almost surely, 2^{2500277775250} is an apocalyptic number.

2500277775250 is an abundant number, since it is smaller than the sum of its proper divisors (2536810803662).

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

2500277775250 is a wasteful number, since it uses less digits than its factorization.

2500277775250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9644368 (or 9644358 counting only the distinct ones).

The product of its (nonzero) digits is 2401000, while the sum is 49.

The spelling of 2500277775250 in words is "two trillion, five hundred billion, two hundred seventy-seven million, seven hundred seventy-five thousand, two hundred fifty".