3515881087136 has 48 divisors (see below), whose sum is σ = 7556678619840. Its totient is φ = 1596958471680.

The previous prime is 3515881087111. The next prime is 3515881087193. The reversal of 3515881087136 is 6317801885153.

It is a super-2 number, since 2×3515881087136² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3172181 + ... + 4134548.

It is an arithmetic number, because the mean of its divisors is an integer number (157430804580).

Almost surely, 2^{3515881087136} is an apocalyptic number.

It is an amenable number.

3515881087136 is an abundant number, since it is smaller than the sum of its proper divisors (4040797532704).

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

3515881087136 is a wasteful number, since it uses less digits than its factorization.

3515881087136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7308117 (or 7308109 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 56.

The spelling of 3515881087136 in words is "three trillion, five hundred fifteen billion, eight hundred eighty-one million, eighty-seven thousand, one hundred thirty-six".