340089395979 has 32 divisors (see below), whose sum is σ = 497486016000. Its totient is φ = 205697769984.

The previous prime is 340089395963. The next prime is 340089395999. The reversal of 340089395979 is 979593980043.

It is a happy number.

It is not a de Polignac number, because 340089395979 - 2⁴ = 340089395963 is a prime.

It is a super-2 number, since 2×340089395979² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (340089395999) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 729762 + ... + 1101240.

It is an arithmetic number, because the mean of its divisors is an integer number (15546438000).

Almost surely, 2^340089395979 is an apocalyptic number.

340089395979 is a deficient number, since it is larger than the sum of its proper divisors (157396620021).

340089395979 is a wasteful number, since it uses less digits than its factorization.

340089395979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372147.

The product of its (nonzero) digits is 66134880, while the sum is 66.

The spelling of 340089395979 in words is "three hundred forty billion, eighty-nine million, three hundred ninety-five thousand, nine hundred seventy-nine".