2698309919412 has 36 divisors (see below), whose sum is σ = 7179713530080. Its totient is φ = 852097869072.

The previous prime is 2698309919411. The next prime is 2698309919443. The reversal of 2698309919412 is 2149199038962.

2698309919412 is a `hidden beast` number, since 2 + 6 + 98 + 30 + 99 + 19 + 412 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 2698309919412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2698309919411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1972448088 + ... + 1972449455.

Almost surely, 2^{2698309919412} is an apocalyptic number.

It is an amenable number.

2698309919412 is an abundant number, since it is smaller than the sum of its proper divisors (4481403610668).

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

2698309919412 is a wasteful number, since it uses less digits than its factorization.

2698309919412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3944897572 (or 3944897567 counting only the distinct ones).

The product of its (nonzero) digits is 15116544, while the sum is 63.

The spelling of 2698309919412 in words is "two trillion, six hundred ninety-eight billion, three hundred nine million, nine hundred nineteen thousand, four hundred twelve".