5183187640 has 16 divisors (see below), whose sum is σ = 11662172280. Its totient is φ = 2073275040.

The previous prime is 5183187619. The next prime is 5183187643. The reversal of 5183187640 is 467813815.

It is a super-2 number, since 2×5183187640² = 53730868222897539200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5183187643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64789806 + ... + 64789885.

Almost surely, 2^5183187640 is an apocalyptic number.

It is an amenable number.

5183187640 is an abundant number, since it is smaller than the sum of its proper divisors (6478984640).

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

5183187640 is a wasteful number, since it uses less digits than its factorization.

5183187640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129579702 (or 129579698 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 43.

The square root of 5183187640 is about 71994.3583900850. The cubic root of 5183187640 is about 1730.6090764162.

The spelling of 5183187640 in words is "five billion, one hundred eighty-three million, one hundred eighty-seven thousand, six hundred forty".