40245032043 has 6 divisors (see below), whose sum is σ = 58131712964. Its totient is φ = 26830021356.

The previous prime is 40245032021. The next prime is 40245032081. The reversal of 40245032043 is 34023054204.

40245032043 is a `hidden beast` number, since 4 + 0 + 2 + 450 + 3 + 204 + 3 = 666.

It is not a de Polignac number, because 40245032043 - 2¹³ = 40245023851 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40245031998 and 40245032016.

It is not an unprimeable number, because it can be changed into a prime (40245032743) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2235835105 + ... + 2235835122.

Almost surely, 2^40245032043 is an apocalyptic number.

40245032043 is a deficient number, since it is larger than the sum of its proper divisors (17886680921).

40245032043 is a wasteful number, since it uses less digits than its factorization.

40245032043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4471670233 (or 4471670230 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

Adding to 40245032043 its reverse (34023054204), we get a palindrome (74268086247).

The spelling of 40245032043 in words is "forty billion, two hundred forty-five million, thirty-two thousand, forty-three".