5638378232 has 16 divisors (see below), whose sum is σ = 10573483200. Its totient is φ = 2818782720.

The previous prime is 5638378211. The next prime is 5638378259. The reversal of 5638378232 is 2328738365.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12857 + ... + 106967.

It is an arithmetic number, because the mean of its divisors is an integer number (660842700).

Almost surely, 2^5638378232 is an apocalyptic number.

It is an amenable number.

5638378232 is a deficient number, since it is larger than the sum of its proper divisors (4935104968).

5638378232 is a wasteful number, since it uses less digits than its factorization.

5638378232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101606 (or 101602 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 47.

The square root of 5638378232 is about 75089.1352460527. The cubic root of 5638378232 is about 1779.8554602156.

The spelling of 5638378232 in words is "five billion, six hundred thirty-eight million, three hundred seventy-eight thousand, two hundred thirty-two".