2551001010 has 32 divisors (see below), whose sum is σ = 6125421312. Its totient is φ = 679931520.

The previous prime is 2551001003. The next prime is 2551001021. The reversal of 2551001010 is 101001552.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44215 + ... + 84005.

It is an arithmetic number, because the mean of its divisors is an integer number (191419416).

Almost surely, 2^2551001010 is an apocalyptic number.

2551001010 is an abundant number, since it is smaller than the sum of its proper divisors (3574420302).

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

2551001010 is a wasteful number, since it uses less digits than its factorization.

2551001010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41938.

The product of its (nonzero) digits is 50, while the sum is 15.

The square root of 2551001010 is about 50507.4351952265. The cubic root of 2551001010 is about 1366.3759529044.

Adding to 2551001010 its reverse (101001552), we get a palindrome (2652002562).

The spelling of 2551001010 in words is "two billion, five hundred fifty-one million, one thousand, ten".