58111887818 has 8 divisors (see below), whose sum is σ = 87671692548. Its totient is φ = 28887990304.

The previous prime is 58111887781. The next prime is 58111887833. The reversal of 58111887818 is 81878811185.

It can be written as a sum of positive squares in 2 ways, for example, as 53496451849 + 4615435969 = 231293^2 + 67937^2 .

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

It is a super-2 number, since 2×58111887818² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83976371 + ... + 83977062.

Almost surely, 2^58111887818 is an apocalyptic number.

58111887818 is a deficient number, since it is larger than the sum of its proper divisors (29559804730).

58111887818 is a wasteful number, since it uses less digits than its factorization.

58111887818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167953608.

The product of its digits is 1146880, while the sum is 56.

The spelling of 58111887818 in words is "fifty-eight billion, one hundred eleven million, eight hundred eighty-seven thousand, eight hundred eighteen".