36180481858 has 32 divisors (see below), whose sum is σ = 56363235840. Its totient is φ = 17400096000.

The previous prime is 36180481849. The next prime is 36180481861. The reversal of 36180481858 is 85818408163.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13198368 + ... + 13201108.

It is an arithmetic number, because the mean of its divisors is an integer number (1761351120).

Almost surely, 2^36180481858 is an apocalyptic number.

36180481858 is a deficient number, since it is larger than the sum of its proper divisors (20182753982).

36180481858 is a wasteful number, since it uses less digits than its factorization.

36180481858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3994.

The product of its (nonzero) digits is 1474560, while the sum is 52.

The spelling of 36180481858 in words is "thirty-six billion, one hundred eighty million, four hundred eighty-one thousand, eight hundred fifty-eight".