40752118331 has 4 divisors (see below), whose sum is σ = 40819255872. Its totient is φ = 40684980792.

The previous prime is 40752118301. The next prime is 40752118349. The reversal of 40752118331 is 13381125704.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40752118331 is a prime.

It is a super-2 number, since 2×40752118331² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40752118291 and 40752118300.

It is not an unprimeable number, because it can be changed into a prime (40752118301) 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, 33567860 + ... + 33569073.

It is an arithmetic number, because the mean of its divisors is an integer number (10204813968).

Almost surely, 2^40752118331 is an apocalyptic number.

40752118331 is a deficient number, since it is larger than the sum of its proper divisors (67137541).

40752118331 is an equidigital number, since it uses as much as digits as its factorization.

40752118331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67137540.

The product of its (nonzero) digits is 20160, while the sum is 35.

The spelling of 40752118331 in words is "forty billion, seven hundred fifty-two million, one hundred eighteen thousand, three hundred thirty-one".