40245410782 has 16 divisors (see below), whose sum is σ = 60624858672. Its totient is φ = 20037168000.

The previous prime is 40245410641. The next prime is 40245410783. The reversal of 40245410782 is 28701454204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40245410783) 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, 2407798 + ... + 2424454.

It is an arithmetic number, because the mean of its divisors is an integer number (3789053667).

Almost surely, 2^40245410782 is an apocalyptic number.

40245410782 is a deficient number, since it is larger than the sum of its proper divisors (20379447890).

40245410782 is a wasteful number, since it uses less digits than its factorization.

40245410782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21723.

The product of its (nonzero) digits is 71680, while the sum is 37.

Adding to 40245410782 its reverse (28701454204), we get a palindrome (68946864986).

The spelling of 40245410782 in words is "forty billion, two hundred forty-five million, four hundred ten thousand, seven hundred eighty-two".