340073753235773 has 4 divisors (see below), whose sum is σ = 341558791459740. Its totient is φ = 338588715011808.

The previous prime is 340073753235683. The next prime is 340073753235779. The reversal of 340073753235773 is 377532357370043.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 183983262505849 + 156090490729924 = 13564043^2 + 12493618^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340073753235773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340073753235779) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 742519111640 + ... + 742519112097.

It is an arithmetic number, because the mean of its divisors is an integer number (85389697864935).

Almost surely, 2^{340073753235773} is an apocalyptic number.

It is an amenable number.

340073753235773 is a deficient number, since it is larger than the sum of its proper divisors (1485038223967).

340073753235773 is a wasteful number, since it uses less digits than its factorization.

340073753235773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1485038223966.

The product of its (nonzero) digits is 116688600, while the sum is 59.

The spelling of 340073753235773 in words is "three hundred forty trillion, seventy-three billion, seven hundred fifty-three million, two hundred thirty-five thousand, seven hundred seventy-three".