3318634364878 has 16 divisors (see below), whose sum is σ = 5689114329600. Its totient is φ = 1422265158936.

The previous prime is 3318634364831. The next prime is 3318634364879. The reversal of 3318634364878 is 8784634368133.

It is a super-2 number, since 2×3318634364878² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3318634364879) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3559023 + ... + 4393621.

It is an arithmetic number, because the mean of its divisors is an integer number (355569645600).

Almost surely, 2^{3318634364878} is an apocalyptic number.

3318634364878 is a deficient number, since it is larger than the sum of its proper divisors (2370479964722).

3318634364878 is a wasteful number, since it uses less digits than its factorization.

3318634364878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1118631.

The product of its digits is 167215104, while the sum is 64.

The spelling of 3318634364878 in words is "three trillion, three hundred eighteen billion, six hundred thirty-four million, three hundred sixty-four thousand, eight hundred seventy-eight".