40445173352 has 32 divisors (see below), whose sum is σ = 76075108200. Its totient is φ = 20158543104.

The previous prime is 40445173309. The next prime is 40445173421. The reversal of 40445173352 is 25337154404.

40445173352 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 40005600196 + 439573156 = 200014^2 + 20966^2 .

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, 7581278 + ... + 7586610.

Almost surely, 2^40445173352 is an apocalyptic number.

It is an amenable number.

40445173352 is a deficient number, since it is larger than the sum of its proper divisors (35629934848).

40445173352 is a wasteful number, since it uses less digits than its factorization.

40445173352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8165 (or 8161 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 38.

The spelling of 40445173352 in words is "forty billion, four hundred forty-five million, one hundred seventy-three thousand, three hundred fifty-two".