340526256303 has 4 divisors (see below), whose sum is σ = 454035008408. Its totient is φ = 227017504200.

The previous prime is 340526256289. The next prime is 340526256349. The reversal of 340526256303 is 303652625043.

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

It is not a de Polignac number, because 340526256303 - 2¹² = 340526252207 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 (340526256703) 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, 56754376048 + ... + 56754376053.

It is an arithmetic number, because the mean of its divisors is an integer number (113508752102).

Almost surely, 2^340526256303 is an apocalyptic number.

340526256303 is a deficient number, since it is larger than the sum of its proper divisors (113508752105).

340526256303 is a wasteful number, since it uses less digits than its factorization.

340526256303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113508752104.

The product of its (nonzero) digits is 388800, while the sum is 39.

The spelling of 340526256303 in words is "three hundred forty billion, five hundred twenty-six million, two hundred fifty-six thousand, three hundred three".