40781852263 has 8 divisors (see below), whose sum is σ = 42930177920. Its totient is φ = 38633717880.

The previous prime is 40781852257. The next prime is 40781852273. The reversal of 40781852263 is 36225818704.

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 40781852263 - 2¹³ = 40781844071 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 (40781852273) 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, 654328 + ... + 713938.

It is an arithmetic number, because the mean of its divisors is an integer number (5366272240).

Almost surely, 2^40781852263 is an apocalyptic number.

40781852263 is a deficient number, since it is larger than the sum of its proper divisors (2148325657).

40781852263 is a wasteful number, since it uses less digits than its factorization.

40781852263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95637.

The product of its (nonzero) digits is 645120, while the sum is 46.

The spelling of 40781852263 in words is "forty billion, seven hundred eighty-one million, eight hundred fifty-two thousand, two hundred sixty-three".