3490887918684 has 12 divisors (see below), whose sum is σ = 8145405143624. Its totient is φ = 1163629306224.

The previous prime is 3490887918671. The next prime is 3490887918779. The reversal of 3490887918684 is 4868197880943.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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, 145453663267 + ... + 145453663290.

Almost surely, 2^{3490887918684} is an apocalyptic number.

It is an amenable number.

3490887918684 is an abundant number, since it is smaller than the sum of its proper divisors (4654517224940).

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

3490887918684 is a wasteful number, since it uses less digits than its factorization.

3490887918684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290907326564 (or 290907326562 counting only the distinct ones).

The product of its (nonzero) digits is 668860416, while the sum is 75.

The spelling of 3490887918684 in words is "three trillion, four hundred ninety billion, eight hundred eighty-seven million, nine hundred eighteen thousand, six hundred eighty-four".