40487904746 has 8 divisors (see below), whose sum is σ = 61269307524. Its totient is φ = 20064802240.

The previous prime is 40487904739. The next prime is 40487904757. The reversal of 40487904746 is 64740978404.

40487904746 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 2 ways, for example, as 40304979121 + 182925625 = 200761^2 + 13525^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89574785 + ... + 89575236.

Almost surely, 2^40487904746 is an apocalyptic number.

40487904746 is a deficient number, since it is larger than the sum of its proper divisors (20781402778).

40487904746 is a wasteful number, since it uses less digits than its factorization.

40487904746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179150136.

The product of its (nonzero) digits is 5419008, while the sum is 53.

The spelling of 40487904746 in words is "forty billion, four hundred eighty-seven million, nine hundred four thousand, seven hundred forty-six".