40350145345 has 8 divisors (see below), whose sum is σ = 48500744040. Its totient is φ = 32226403200.

The previous prime is 40350145343. The next prime is 40350145361. The reversal of 40350145345 is 54354105304.

It can be written as a sum of positive squares in 4 ways, for example, as 21980138049 + 18370007296 = 148257^2 + 135536^2 .

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

It is not a de Polignac number, because 40350145345 - 2¹ = 40350145343 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40350145345.

It is not an unprimeable number, because it can be changed into a prime (40350145343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6710830 + ... + 6716839.

It is an arithmetic number, because the mean of its divisors is an integer number (6062593005).

Almost surely, 2^40350145345 is an apocalyptic number.

It is an amenable number.

40350145345 is a deficient number, since it is larger than the sum of its proper divisors (8150598695).

40350145345 is a wasteful number, since it uses less digits than its factorization.

40350145345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13428275.

The product of its (nonzero) digits is 72000, while the sum is 34.

The spelling of 40350145345 in words is "forty billion, three hundred fifty million, one hundred forty-five thousand, three hundred forty-five".