40785836023 has 4 divisors (see below), whose sum is σ = 40786312968. Its totient is φ = 40785359080.

The previous prime is 40785836017. The next prime is 40785836029. The reversal of 40785836023 is 32063858704.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is an interprime number because it is at equal distance from previous prime (40785836017) and next prime (40785836029).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40785836023 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 (40785836029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70993 + ... + 294298.

It is an arithmetic number, because the mean of its divisors is an integer number (10196578242).

Almost surely, 2^40785836023 is an apocalyptic number.

40785836023 is a deficient number, since it is larger than the sum of its proper divisors (476945).

40785836023 is a wasteful number, since it uses less digits than its factorization.

40785836023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476944.

The product of its (nonzero) digits is 967680, while the sum is 46.

The spelling of 40785836023 in words is "forty billion, seven hundred eighty-five million, eight hundred thirty-six thousand, twenty-three".