40235675043243 has 4 divisors (see below), whose sum is σ = 53647566724328. Its totient is φ = 26823783362160.

The previous prime is 40235675043229. The next prime is 40235675043251. The reversal of 40235675043243 is 34234057653204.

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

It is not a de Polignac number, because 40235675043243 - 2⁵ = 40235675043211 is a prime.

It is a super-3 number, since 3×40235675043243³ (a number of 42 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40235675043192 and 40235675043201.

It is not an unprimeable number, because it can be changed into a prime (40235675033243) 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, 6705945840538 + ... + 6705945840543.

It is an arithmetic number, because the mean of its divisors is an integer number (13411891681082).

Almost surely, 2^{40235675043243} is an apocalyptic number.

40235675043243 is a deficient number, since it is larger than the sum of its proper divisors (13411891681085).

40235675043243 is a wasteful number, since it uses less digits than its factorization.

40235675043243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13411891681084.

The product of its (nonzero) digits is 7257600, while the sum is 48.

The spelling of 40235675043243 in words is "forty trillion, two hundred thirty-five billion, six hundred seventy-five million, forty-three thousand, two hundred forty-three".