40445783463 has 8 divisors (see below), whose sum is σ = 53979920368. Its totient is φ = 26937751104.

The previous prime is 40445783449. The next prime is 40445783467. The reversal of 40445783463 is 36438754404.

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

It is not a de Polignac number, because 40445783463 - 2²² = 40441589159 is a prime.

It is a super-2 number, since 2×40445783463² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40445783467) 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 7 ways as a sum of consecutive naturals, for example, 6522520 + ... + 6528717.

It is an arithmetic number, because the mean of its divisors is an integer number (6747490046).

Almost surely, 2^40445783463 is an apocalyptic number.

40445783463 is a deficient number, since it is larger than the sum of its proper divisors (13534136905).

40445783463 is a wasteful number, since it uses less digits than its factorization.

40445783463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13052273.

The product of its (nonzero) digits is 3870720, while the sum is 48.

The spelling of 40445783463 in words is "forty billion, four hundred forty-five million, seven hundred eighty-three thousand, four hundred sixty-three".