40671271236 has 24 divisors (see below), whose sum is σ = 95423945344. Its totient is φ = 13482188640.

The previous prime is 40671271229. The next prime is 40671271247. The reversal of 40671271236 is 63217217604.

It is a junction number, because it is equal to n+sod(n) for n = 40671271194 and 40671271203.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9360460 + ... + 9364803.

Almost surely, 2^40671271236 is an apocalyptic number.

It is an amenable number.

40671271236 is an abundant number, since it is smaller than the sum of its proper divisors (54752674108).

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

40671271236 is a wasteful number, since it uses less digits than its factorization.

40671271236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18725451 (or 18725449 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 39.

The spelling of 40671271236 in words is "forty billion, six hundred seventy-one million, two hundred seventy-one thousand, two hundred thirty-six".