40280046460 has 24 divisors (see below), whose sum is σ = 84595034160. Its totient is φ = 16110697344.

The previous prime is 40280046419. The next prime is 40280046463. The reversal of 40280046460 is 6464008204.

It is a happy number.

40280046460 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40280046463) 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, 189232 + ... + 341128.

It is an arithmetic number, because the mean of its divisors is an integer number (3524793090).

Almost surely, 2^40280046460 is an apocalyptic number.

It is an amenable number.

40280046460 is an abundant number, since it is smaller than the sum of its proper divisors (44314987700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40280046460 is a wasteful number, since it uses less digits than its factorization.

40280046460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165165 (or 165163 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 34.

The spelling of 40280046460 in words is "forty billion, two hundred eighty million, forty-six thousand, four hundred sixty".