40219999982 has 8 divisors (see below), whose sum is σ = 61319016552. Its totient is φ = 19780327800.

The previous prime is 40219999901. The next prime is 40219999993. The reversal of 40219999982 is 28999991204.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164835944 + ... + 164836187.

It is an arithmetic number, because the mean of its divisors is an integer number (7664877069).

Almost surely, 2^40219999982 is an apocalyptic number.

40219999982 is a deficient number, since it is larger than the sum of its proper divisors (21099016570).

40219999982 is a wasteful number, since it uses less digits than its factorization.

40219999982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329672194.

The product of its (nonzero) digits is 7558272, while the sum is 62.

It can be divided in two parts, 40 and 219999982, that added together give a palindrome (220000022).

The spelling of 40219999982 in words is "forty billion, two hundred nineteen million, nine hundred ninety-nine thousand, nine hundred eighty-two".