6701887409406 has 16 divisors (see below), whose sum is σ = 15318599793024. Its totient is φ = 1914824974104.

The previous prime is 6701887409311. The next prime is 6701887409417. The reversal of 6701887409406 is 6049047881076.

It is a self number, because there is not a number n which added to its sum of digits gives 6701887409406.

It is a congruent number.

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, 79784373880 + ... + 79784373963.

It is an arithmetic number, because the mean of its divisors is an integer number (957412487064).

Almost surely, 2^{6701887409406} is an apocalyptic number.

6701887409406 is an abundant number, since it is smaller than the sum of its proper divisors (8616712383618).

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

6701887409406 is a wasteful number, since it uses less digits than its factorization.

6701887409406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159568747855.

The product of its (nonzero) digits is 16257024, while the sum is 60.

The spelling of 6701887409406 in words is "six trillion, seven hundred one billion, eight hundred eighty-seven million, four hundred nine thousand, four hundred six".