340123200023245 has 32 divisors (see below), whose sum is σ = 440199916087680. Its totient is φ = 251437840911360.

The previous prime is 340123200023227. The next prime is 340123200023261. The reversal of 340123200023245 is 542320002321043.

It is not a de Polignac number, because 340123200023245 - 2¹⁷ = 340123199892173 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9559302 + ... + 27778168.

It is an arithmetic number, because the mean of its divisors is an integer number (13756247377740).

Almost surely, 2^{340123200023245} is an apocalyptic number.

It is an amenable number.

340123200023245 is a deficient number, since it is larger than the sum of its proper divisors (100076716064435).

340123200023245 is a wasteful number, since it uses less digits than its factorization.

340123200023245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18223725.

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 340123200023245 its reverse (542320002321043), we get a palindrome (882443202344288).

The spelling of 340123200023245 in words is "three hundred forty trillion, one hundred twenty-three billion, two hundred million, twenty-three thousand, two hundred forty-five".