40027494016 has 32 divisors (see below), whose sum is σ = 79777397700. Its totient is φ = 20004931584.

The previous prime is 40027494011. The next prime is 40027494019. The reversal of 40027494016 is 61049472004.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 28458340416 + 11569153600 = 168696^2 + 107560^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is not an unprimeable number, because it can be changed into a prime (40027494011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227836 + ... + 363268.

Almost surely, 2^40027494016 is an apocalyptic number.

It is an amenable number.

40027494016 is a deficient number, since it is larger than the sum of its proper divisors (39749903684).

40027494016 is a wasteful number, since it uses less digits than its factorization.

40027494016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137756 (or 137744 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The spelling of 40027494016 in words is "forty billion, twenty-seven million, four hundred ninety-four thousand, sixteen".