40240346045 has 8 divisors (see below), whose sum is σ = 48453223896. Its totient is φ = 32082404416.

The previous prime is 40240346039. The next prime is 40240346059. The reversal of 40240346045 is 54064304204.

It can be written as a sum of positive squares in 4 ways, for example, as 14785100836 + 25455245209 = 121594^2 + 159547^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40240346045 - 2²² = 40236151741 is a prime.

It is a super-3 number, since 3×40240346045³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13732442 + ... + 13735371.

It is an arithmetic number, because the mean of its divisors is an integer number (6056652987).

Almost surely, 2^40240346045 is an apocalyptic number.

It is an amenable number.

40240346045 is a deficient number, since it is larger than the sum of its proper divisors (8212877851).

40240346045 is a wasteful number, since it uses less digits than its factorization.

40240346045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27468111.

The product of its (nonzero) digits is 46080, while the sum is 32.

The spelling of 40240346045 in words is "forty billion, two hundred forty million, three hundred forty-six thousand, forty-five".