40864217471 has 32 divisors (see below), whose sum is σ = 52503413760. Its totient is φ = 30879187200.

The previous prime is 40864217437. The next prime is 40864217503. The reversal of 40864217471 is 17471246804.

It is a cyclic number.

It is not a de Polignac number, because 40864217471 - 2²² = 40860023167 is a prime.

It is a super-3 number, since 3×40864217471³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40864211471) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 488465 + ... + 565973.

It is an arithmetic number, because the mean of its divisors is an integer number (1640731680).

Almost surely, 2^40864217471 is an apocalyptic number.

40864217471 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

40864217471 is a deficient number, since it is larger than the sum of its proper divisors (11639196289).

40864217471 is a wasteful number, since it uses less digits than its factorization.

40864217471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77735.

The product of its (nonzero) digits is 301056, while the sum is 44.

The spelling of 40864217471 in words is "forty billion, eight hundred sixty-four million, two hundred seventeen thousand, four hundred seventy-one".