40707178345 has 8 divisors (see below), whose sum is σ = 50533049160. Its totient is φ = 31442785920.

The previous prime is 40707178327. The next prime is 40707178399. The reversal of 40707178345 is 54387170704.

It can be written as a sum of positive squares in 4 ways, for example, as 10260069264 + 30447109081 = 101292^2 + 174491^2 .

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

It is not a de Polignac number, because 40707178345 - 2¹⁷ = 40707047273 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40707178295 and 40707178304.

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, 140369436 + ... + 140369725.

It is an arithmetic number, because the mean of its divisors is an integer number (6316631145).

Almost surely, 2^40707178345 is an apocalyptic number.

It is an amenable number.

40707178345 is a deficient number, since it is larger than the sum of its proper divisors (9825870815).

40707178345 is a wasteful number, since it uses less digits than its factorization.

40707178345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280739195.

The product of its (nonzero) digits is 658560, while the sum is 46.

The spelling of 40707178345 in words is "forty billion, seven hundred seven million, one hundred seventy-eight thousand, three hundred forty-five".