40951854993 has 16 divisors (see below), whose sum is σ = 62405959680. Its totient is φ = 23399885136.

The previous prime is 40951854947. The next prime is 40951854997. The reversal of 40951854993 is 39945815904.

It is not a de Polignac number, because 40951854993 - 2⁶ = 40951854929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40951854997) 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 15 ways as a sum of consecutive naturals, for example, 549328 + ... + 619406.

It is an arithmetic number, because the mean of its divisors is an integer number (3900372480).

Almost surely, 2^40951854993 is an apocalyptic number.

It is an amenable number.

40951854993 is a deficient number, since it is larger than the sum of its proper divisors (21454104687).

40951854993 is a wasteful number, since it uses less digits than its factorization.

40951854993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97916.

The product of its (nonzero) digits is 6998400, while the sum is 57.

The spelling of 40951854993 in words is "forty billion, nine hundred fifty-one million, eight hundred fifty-four thousand, nine hundred ninety-three".