36477803818 has 8 divisors (see below), whose sum is σ = 54759557412. Its totient is φ = 18224618016.

The previous prime is 36477803773. The next prime is 36477803827. The reversal of 36477803818 is 81830877463.

It can be written as a sum of positive squares in 2 ways, for example, as 31391689329 + 5086114489 = 177177^2 + 71317^2 .

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, 7138755 + ... + 7143862.

Almost surely, 2^36477803818 is an apocalyptic number.

36477803818 is a deficient number, since it is larger than the sum of its proper divisors (18281753594).

36477803818 is a wasteful number, since it uses less digits than its factorization.

36477803818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14283896.

The product of its (nonzero) digits is 5419008, while the sum is 55.

The spelling of 36477803818 in words is "thirty-six billion, four hundred seventy-seven million, eight hundred three thousand, eight hundred eighteen".