40242733133851 has 4 divisors (see below), whose sum is σ = 40262015710512. Its totient is φ = 40223450557192.

The previous prime is 40242733133747. The next prime is 40242733133857. The reversal of 40242733133851 is 15833133724204.

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

It is a cyclic number.

It is not a de Polignac number, because 40242733133851 - 2²⁵ = 40242699579419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40242733133857) 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, 9641285200 + ... + 9641289373.

It is an arithmetic number, because the mean of its divisors is an integer number (10065503927628).

Almost surely, 2^{40242733133851} is an apocalyptic number.

40242733133851 is a deficient number, since it is larger than the sum of its proper divisors (19282576661).

40242733133851 is a wasteful number, since it uses less digits than its factorization.

40242733133851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19282576660.

The product of its (nonzero) digits is 1451520, while the sum is 46.

The spelling of 40242733133851 in words is "forty trillion, two hundred forty-two billion, seven hundred thirty-three million, one hundred thirty-three thousand, eight hundred fifty-one".