2521684046 has 32 divisors (see below), whose sum is σ = 4360435200. Its totient is φ = 1071364896.

The previous prime is 2521684043. The next prime is 2521684129. The reversal of 2521684046 is 6404861252.

2521684046 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2521684043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1549085 + ... + 1550711.

It is an arithmetic number, because the mean of its divisors is an integer number (136263600).

Almost surely, 2^2521684046 is an apocalyptic number.

2521684046 is a deficient number, since it is larger than the sum of its proper divisors (1838751154).

2521684046 is a wasteful number, since it uses less digits than its factorization.

2521684046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2528.

The product of its (nonzero) digits is 92160, while the sum is 38.

The square root of 2521684046 is about 50216.3722903198. The cubic root of 2521684046 is about 1361.1214880747.

The spelling of 2521684046 in words is "two billion, five hundred twenty-one million, six hundred eighty-four thousand, forty-six".