2691598654106 has 8 divisors (see below), whose sum is σ = 4074438329940. Its totient is φ = 1333452544128.

The previous prime is 2691598654093. The next prime is 2691598654111. The reversal of 2691598654106 is 6014568951962.

2691598654106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2620808069881 + 70790584225 = 1618891^2 + 266065^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 6173391191 + ... + 6173391626.

Almost surely, 2^{2691598654106} is an apocalyptic number.

2691598654106 is a deficient number, since it is larger than the sum of its proper divisors (1382839675834).

2691598654106 is a wasteful number, since it uses less digits than its factorization.

2691598654106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12346782928.

The product of its (nonzero) digits is 27993600, while the sum is 62.

The spelling of 2691598654106 in words is "two trillion, six hundred ninety-one billion, five hundred ninety-eight million, six hundred fifty-four thousand, one hundred six".