2525278050 has 72 divisors (see below), whose sum is σ = 6877609284. Its totient is φ = 664174080.

The previous prime is 2525278001. The next prime is 2525278069. The reversal of 2525278050 is 508725252.

2525278050 is a `hidden beast` number, since 2 + 5 + 2 + 527 + 80 + 50 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 1848914001 + 676364049 = 42999^2 + 26007^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2525277996 and 2525278014.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5587 + ... + 71286.

Almost surely, 2^2525278050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2525278050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3438804642).

2525278050 is an abundant number, since it is smaller than the sum of its proper divisors (4352331234).

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

2525278050 is a wasteful number, since it uses less digits than its factorization.

2525278050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76964 (or 76956 counting only the distinct ones).

The product of its (nonzero) digits is 56000, while the sum is 36.

The square root of 2525278050 is about 50252.1447303496. The cubic root of 2525278050 is about 1361.7678225334.

The spelling of 2525278050 in words is "two billion, five hundred twenty-five million, two hundred seventy-eight thousand, fifty".