40732673984 has 28 divisors (see below), whose sum is σ = 82708647384. Its totient is φ = 19892699904.

The previous prime is 40732673981. The next prime is 40732673987. The reversal of 40732673984 is 48937623704.

It is an interprime number because it is at equal distance from previous prime (40732673981) and next prime (40732673987).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40732673981) 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, 7397807 + ... + 7403310.

Almost surely, 2^40732673984 is an apocalyptic number.

It is an amenable number.

40732673984 is an abundant number, since it is smaller than the sum of its proper divisors (41975973400).

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

40732673984 is a wasteful number, since it uses less digits than its factorization.

40732673984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14801172 (or 14801162 counting only the distinct ones).

The product of its (nonzero) digits is 6096384, while the sum is 53.

The spelling of 40732673984 in words is "forty billion, seven hundred thirty-two million, six hundred seventy-three thousand, nine hundred eighty-four".