40047631335 has 32 divisors (see below), whose sum is σ = 71208960000. Its totient is φ = 21354785568.

The previous prime is 40047631291. The next prime is 40047631339. The reversal of 40047631335 is 53313674004.

It is not a de Polignac number, because 40047631335 - 2⁶ = 40047631271 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40047631335.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40047631339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 796266 + ... + 845064.

It is an arithmetic number, because the mean of its divisors is an integer number (2225280000).

Almost surely, 2^40047631335 is an apocalyptic number.

40047631335 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

40047631335 is a deficient number, since it is larger than the sum of its proper divisors (31161328665).

40047631335 is a wasteful number, since it uses less digits than its factorization.

40047631335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54892 (or 54886 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 36.

The spelling of 40047631335 in words is "forty billion, forty-seven million, six hundred thirty-one thousand, three hundred thirty-five".