40851542699 has 8 divisors (see below), whose sum is σ = 44730992880. Its totient is φ = 36999704800.

The previous prime is 40851542687. The next prime is 40851542717. The reversal of 40851542699 is 99624515804.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40851542699 - 2²⁴ = 40834765483 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40851542699.

It is not an unprimeable number, because it can be changed into a prime (40851542609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6899972 + ... + 6905889.

It is an arithmetic number, because the mean of its divisors is an integer number (5591374110).

Almost surely, 2^40851542699 is an apocalyptic number.

40851542699 is a deficient number, since it is larger than the sum of its proper divisors (3879450181).

40851542699 is a wasteful number, since it uses less digits than its factorization.

40851542699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13806141.

The product of its (nonzero) digits is 3110400, while the sum is 53.

The spelling of 40851542699 in words is "forty billion, eight hundred fifty-one million, five hundred forty-two thousand, six hundred ninety-nine".