40831990832 has 10 divisors (see below), whose sum is σ = 79111982268. Its totient is φ = 20415995408.

The previous prime is 40831990817. The next prime is 40831990931. The reversal of 40831990832 is 23809913804.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1275999698 + ... + 1275999729.

Almost surely, 2^40831990832 is an apocalyptic number.

It is an amenable number.

40831990832 is a deficient number, since it is larger than the sum of its proper divisors (38279991436).

40831990832 is a wasteful number, since it uses less digits than its factorization.

40831990832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2551999435 (or 2551999429 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 47.

The spelling of 40831990832 in words is "forty billion, eight hundred thirty-one million, nine hundred ninety thousand, eight hundred thirty-two".