2523983654 has 4 divisors (see below), whose sum is σ = 3785975484. Its totient is φ = 1261991826.

The previous prime is 2523983647. The next prime is 2523983669. The reversal of 2523983654 is 4563893252.

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

It is a junction number, because it is equal to n+sod(n) for n = 2523983599 and 2523983608.

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, 630995912 + ... + 630995915.

It is an arithmetic number, because the mean of its divisors is an integer number (946493871).

Almost surely, 2^2523983654 is an apocalyptic number.

2523983654 is a deficient number, since it is larger than the sum of its proper divisors (1261991830).

2523983654 is a wasteful number, since it uses less digits than its factorization.

2523983654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1261991829.

The product of its digits is 1555200, while the sum is 47.

The square root of 2523983654 is about 50239.2640670621. The cubic root of 2523983654 is about 1361.5351130997.

The spelling of 2523983654 in words is "two billion, five hundred twenty-three million, nine hundred eighty-three thousand, six hundred fifty-four".