40390466832 has 40 divisors (see below), whose sum is σ = 115935600480. Its totient is φ = 13463488800.

The previous prime is 40390466827. The next prime is 40390466833. The reversal of 40390466832 is 23866409304.

40390466832 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (40390466833) 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, 46747794 + ... + 46748657.

It is an arithmetic number, because the mean of its divisors is an integer number (2898390012).

Almost surely, 2^40390466832 is an apocalyptic number.

It is an amenable number.

40390466832 is an abundant number, since it is smaller than the sum of its proper divisors (75545133648).

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

40390466832 is a wasteful number, since it uses less digits than its factorization.

40390466832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93496468 (or 93496456 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 45.

The spelling of 40390466832 in words is "forty billion, three hundred ninety million, four hundred sixty-six thousand, eight hundred thirty-two".