2531643014 has 4 divisors (see below), whose sum is σ = 3797464524. Its totient is φ = 1265821506.

The previous prime is 2531642969. The next prime is 2531643029. The reversal of 2531643014 is 4103461352.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 632910752 + ... + 632910755.

It is an arithmetic number, because the mean of its divisors is an integer number (949366131).

Almost surely, 2^2531643014 is an apocalyptic number.

2531643014 is a deficient number, since it is larger than the sum of its proper divisors (1265821510).

2531643014 is a wasteful number, since it uses less digits than its factorization.

2531643014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1265821509.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 2531643014 is about 50315.4351466824. The cubic root of 2531643014 is about 1362.9109746858.

The spelling of 2531643014 in words is "two billion, five hundred thirty-one million, six hundred forty-three thousand, fourteen".