40045426632 has 48 divisors (see below), whose sum is σ = 109121772240. Its totient is φ = 13266579168.

The previous prime is 40045426609. The next prime is 40045426637. The reversal of 40045426632 is 23662454004.

40045426632 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (40045426637) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1694358 + ... + 1717829.

It is an arithmetic number, because the mean of its divisors is an integer number (2273370255).

Almost surely, 2^40045426632 is an apocalyptic number.

It is an amenable number.

40045426632 is an abundant number, since it is smaller than the sum of its proper divisors (69076345608).

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

40045426632 is a wasteful number, since it uses less digits than its factorization.

40045426632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3412362 (or 3412355 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

The spelling of 40045426632 in words is "forty billion, forty-five million, four hundred twenty-six thousand, six hundred thirty-two".