3718877703618 has 64 divisors (see below), whose sum is σ = 9292405432320. Its totient is φ = 963925622400.

The previous prime is 3718877703571. The next prime is 3718877703637. The reversal of 3718877703618 is 8163077788173.

It is a Smith number, since the sum of its digits (66) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8181123 + ... + 8623718.

It is an arithmetic number, because the mean of its divisors is an integer number (145193834880).

Almost surely, 2^{3718877703618} is an apocalyptic number.

3718877703618 is an abundant number, since it is smaller than the sum of its proper divisors (5573527728702).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3718877703618 is a wasteful number, since it uses less digits than its factorization.

3718877703618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16805343.

The product of its (nonzero) digits is 66382848, while the sum is 66.

The spelling of 3718877703618 in words is "three trillion, seven hundred eighteen billion, eight hundred seventy-seven million, seven hundred three thousand, six hundred eighteen".