538106333858 has 8 divisors (see below), whose sum is σ = 808608621852. Its totient is φ = 268570126576.

The previous prime is 538106333813. The next prime is 538106333861. The reversal of 538106333858 is 858333601835.

It can be written as a sum of positive squares in 2 ways, for example, as 381680546809 + 156425787049 = 617803^2 + 395507^2 .

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

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, 241518785 + ... + 241521012.

Almost surely, 2^538106333858 is an apocalyptic number.

538106333858 is a deficient number, since it is larger than the sum of its proper divisors (270502287994).

538106333858 is a wasteful number, since it uses less digits than its factorization.

538106333858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483040356.

The product of its (nonzero) digits is 6220800, while the sum is 53.

The spelling of 538106333858 in words is "five hundred thirty-eight billion, one hundred six million, three hundred thirty-three thousand, eight hundred fifty-eight".