2551143032 has 32 divisors (see below), whose sum is σ = 4864665600. Its totient is φ = 1254002400.

The previous prime is 2551143019. The next prime is 2551143061. The reversal of 2551143032 is 2303411552.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2551142992 and 2551143010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197657 + ... + 210167.

It is an arithmetic number, because the mean of its divisors is an integer number (152020800).

Almost surely, 2^2551143032 is an apocalyptic number.

It is an amenable number.

2551143032 is a deficient number, since it is larger than the sum of its proper divisors (2313522568).

2551143032 is a wasteful number, since it uses less digits than its factorization.

2551143032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12947 (or 12943 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 2551143032 is about 50508.8411270740. The cubic root of 2551143032 is about 1366.4013092049.

Adding to 2551143032 its reverse (2303411552), we get a palindrome (4854554584).

The spelling of 2551143032 in words is "two billion, five hundred fifty-one million, one hundred forty-three thousand, thirty-two".