6680157321342 has 16 divisors (see below), whose sum is σ = 13362112164240. Its totient is φ = 2226419520192.

The previous prime is 6680157321329. The next prime is 6680157321371. The reversal of 6680157321342 is 2431237510866.

It is a junction number, because it is equal to n+sod(n) for n = 6680157321291 and 6680157321300.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 74848417 + ... + 74937612.

It is an arithmetic number, because the mean of its divisors is an integer number (835132010265).

Almost surely, 2^{6680157321342} is an apocalyptic number.

6680157321342 is an abundant number, since it is smaller than the sum of its proper divisors (6681954842898).

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

6680157321342 is a wasteful number, since it uses less digits than its factorization.

6680157321342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149793467.

The product of its (nonzero) digits is 1451520, while the sum is 48.

The spelling of 6680157321342 in words is "six trillion, six hundred eighty billion, one hundred fifty-seven million, three hundred twenty-one thousand, three hundred forty-two".