2531677386 has 32 divisors (see below), whose sum is σ = 5788218240. Its totient is φ = 723145536.

The previous prime is 2531677361. The next prime is 2531677397. The reversal of 2531677386 is 6837761352.

2531677386 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

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, 256780 + ... + 266456.

It is an arithmetic number, because the mean of its divisors is an integer number (180881820).

Almost surely, 2^2531677386 is an apocalyptic number.

2531677386 is an abundant number, since it is smaller than the sum of its proper divisors (3256540854).

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

2531677386 is a wasteful number, since it uses less digits than its factorization.

2531677386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15918.

The product of its digits is 1270080, while the sum is 48.

The square root of 2531677386 is about 50315.7767106899. The cubic root of 2531677386 is about 1362.9171427176.

The spelling of 2531677386 in words is "two billion, five hundred thirty-one million, six hundred seventy-seven thousand, three hundred eighty-six".