40706733337 has 4 divisors (see below), whose sum is σ = 40747563556. Its totient is φ = 40665903120.

The previous prime is 40706733329. The next prime is 40706733373. The reversal of 40706733337 is 73333760704.

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

It can be written as a sum of positive squares in 2 ways, for example, as 17912074896 + 22794658441 = 133836^2 + 150979^2 .

It is a cyclic number.

It is not a de Polignac number, because 40706733337 - 2³ = 40706733329 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40706733293 and 40706733302.

It is not an unprimeable number, because it can be changed into a prime (40706733307) 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, 20413614 + ... + 20415607.

It is an arithmetic number, because the mean of its divisors is an integer number (10186890889).

Almost surely, 2^40706733337 is an apocalyptic number.

It is an amenable number.

40706733337 is a deficient number, since it is larger than the sum of its proper divisors (40830219).

40706733337 is an equidigital number, since it uses as much as digits as its factorization.

40706733337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40830218.

The product of its (nonzero) digits is 666792, while the sum is 43.

The spelling of 40706733337 in words is "forty billion, seven hundred six million, seven hundred thirty-three thousand, three hundred thirty-seven".