5197650838 has 8 divisors (see below), whose sum is σ = 7805975040. Its totient is φ = 2595659160.

The previous prime is 5197650803. The next prime is 5197650847. The reversal of 5197650838 is 8380567915.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 1581078 + ... + 1584361.

It is an arithmetic number, because the mean of its divisors is an integer number (975746880).

Almost surely, 2^5197650838 is an apocalyptic number.

5197650838 is a deficient number, since it is larger than the sum of its proper divisors (2608324202).

5197650838 is a wasteful number, since it uses less digits than its factorization.

5197650838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3166262.

The product of its (nonzero) digits is 1814400, while the sum is 52.

The square root of 5197650838 is about 72094.7351614527. The cubic root of 5197650838 is about 1732.2172821560.

The spelling of 5197650838 in words is "five billion, one hundred ninety-seven million, six hundred fifty thousand, eight hundred thirty-eight".