6940161973122 has 64 divisors (see below), whose sum is σ = 16375787366400. Its totient is φ = 1919649602304.

The previous prime is 6940161973061. The next prime is 6940161973141. The reversal of 6940161973122 is 2213791610496.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16799622 + ... + 17207777.

It is an arithmetic number, because the mean of its divisors is an integer number (255871677600).

Almost surely, 2^{6940161973122} is an apocalyptic number.

6940161973122 is an abundant number, since it is smaller than the sum of its proper divisors (9435625393278).

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

6940161973122 is a wasteful number, since it uses less digits than its factorization.

6940161973122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34007567.

The product of its (nonzero) digits is 979776, while the sum is 51.

The spelling of 6940161973122 in words is "six trillion, nine hundred forty billion, one hundred sixty-one million, nine hundred seventy-three thousand, one hundred twenty-two".