40793856845 has 32 divisors (see below), whose sum is σ = 56808953856. Its totient is φ = 27541800000.

The previous prime is 40793856841. The next prime is 40793856853. The reversal of 40793856845 is 54865839704.

It is not a de Polignac number, because 40793856845 - 2² = 40793856841 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 (40793856841) 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, 7620920 + ... + 7626270.

It is an arithmetic number, because the mean of its divisors is an integer number (1775279808).

Almost surely, 2^40793856845 is an apocalyptic number.

It is an amenable number.

40793856845 is a deficient number, since it is larger than the sum of its proper divisors (16015097011).

40793856845 is a wasteful number, since it uses less digits than its factorization.

40793856845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8681.

The product of its (nonzero) digits is 29030400, while the sum is 59.

The spelling of 40793856845 in words is "forty billion, seven hundred ninety-three million, eight hundred fifty-six thousand, eight hundred forty-five".