40851214847999 has 16 divisors (see below), whose sum is σ = 42804384485376. Its totient is φ = 38937922452000.

The previous prime is 40851214847969. The next prime is 40851214848053. The reversal of 40851214847999 is 99974841215804.

It is a cyclic number.

It is not a de Polignac number, because 40851214847999 - 2³² = 40846919880703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40851214847909) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13477409 + ... + 16227845.

It is an arithmetic number, because the mean of its divisors is an integer number (2675274030336).

Almost surely, 2^{40851214847999} is an apocalyptic number.

40851214847999 is a deficient number, since it is larger than the sum of its proper divisors (1953169637377).

40851214847999 is a wasteful number, since it uses less digits than its factorization.

40851214847999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2757686.

The product of its (nonzero) digits is 209018880, while the sum is 71.

The spelling of 40851214847999 in words is "forty trillion, eight hundred fifty-one billion, two hundred fourteen million, eight hundred forty-seven thousand, nine hundred ninety-nine".