340502652247 has 4 divisors (see below), whose sum is σ = 340508692440. Its totient is φ = 340496612056.

The previous prime is 340502652239. The next prime is 340502652253. The reversal of 340502652247 is 742256205043.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 742256205043 = 202967 ⋅3657029.

It is a cyclic number.

It is not a de Polignac number, because 340502652247 - 2³ = 340502652239 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 (340502652227) 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, 2934733 + ... + 3048550.

It is an arithmetic number, because the mean of its divisors is an integer number (85127173110).

Almost surely, 2^340502652247 is an apocalyptic number.

340502652247 is a deficient number, since it is larger than the sum of its proper divisors (6040193).

340502652247 is an equidigital number, since it uses as much as digits as its factorization.

340502652247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6040192.

The product of its (nonzero) digits is 403200, while the sum is 40.

The spelling of 340502652247 in words is "three hundred forty billion, five hundred two million, six hundred fifty-two thousand, two hundred forty-seven".