2520770250 has 64 divisors (see below), whose sum is σ = 6325143552. Its totient is φ = 668648000.

The previous prime is 2520770233. The next prime is 2520770257. The reversal of 2520770250 is 520770252.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (2520770257) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 134452 + ... + 152048.

It is an arithmetic number, because the mean of its divisors is an integer number (98830368).

Almost surely, 2^2520770250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2520770250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3162571776).

2520770250 is an abundant number, since it is smaller than the sum of its proper divisors (3804373302).

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

2520770250 is a wasteful number, since it uses less digits than its factorization.

2520770250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17808 (or 17798 counting only the distinct ones).

The product of its (nonzero) digits is 9800, while the sum is 30.

The square root of 2520770250 is about 50207.2728795341. The cubic root of 2520770250 is about 1360.9570559441.

The spelling of 2520770250 in words is "two billion, five hundred twenty million, seven hundred seventy thousand, two hundred fifty".