340037036639 has 2 divisors, whose sum is σ = 340037036640. Its totient is φ = 340037036638.

The previous prime is 340037036621. The next prime is 340037036681. The reversal of 340037036639 is 936630730043.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340037036639 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 340037036639.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340037036039) by changing a digit.

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 as a sum of consecutive naturals, namely, 170018518319 + 170018518320.

It is an arithmetic number, because the mean of its divisors is an integer number (170018518320).

Almost surely, 2^340037036639 is an apocalyptic number.

340037036639 is a deficient number, since it is larger than the sum of its proper divisors (1).

340037036639 is an equidigital number, since it uses as much as digits as its factorization.

340037036639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 734832, while the sum is 44.

The spelling of 340037036639 in words is "three hundred forty billion, thirty-seven million, thirty-six thousand, six hundred thirty-nine".