40240304345 has 8 divisors (see below), whose sum is σ = 50829858240. Its totient is φ = 30497914800.

The previous prime is 40240304287. The next prime is 40240304353. The reversal of 40240304345 is 54340304204.

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

It is not a de Polignac number, because 40240304345 - 2¹² = 40240300249 is a prime.

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, 211790981 + ... + 211791170.

It is an arithmetic number, because the mean of its divisors is an integer number (6353732280).

Almost surely, 2^40240304345 is an apocalyptic number.

It is an amenable number.

40240304345 is a deficient number, since it is larger than the sum of its proper divisors (10589553895).

40240304345 is a wasteful number, since it uses less digits than its factorization.

40240304345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423582175.

The product of its (nonzero) digits is 23040, while the sum is 29.

Adding to 40240304345 its reverse (54340304204), we get a palindrome (94580608549).

The spelling of 40240304345 in words is "forty billion, two hundred forty million, three hundred four thousand, three hundred forty-five".