40021216771262 has 8 divisors (see below), whose sum is σ = 60031852818696. Its totient is φ = 20010599165032.

The previous prime is 40021216771259. The next prime is 40021216771307. The reversal of 40021216771262 is 26217761212004.

40021216771262 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4126793 + ... + 9852555.

It is an arithmetic number, because the mean of its divisors is an integer number (7503981602337).

Almost surely, 2^{40021216771262} is an apocalyptic number.

40021216771262 is a deficient number, since it is larger than the sum of its proper divisors (20010636047434).

40021216771262 is a wasteful number, since it uses less digits than its factorization.

40021216771262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9220602.

The product of its (nonzero) digits is 112896, while the sum is 41.

Adding to 40021216771262 its reverse (26217761212004), we get a palindrome (66238977983266).

The spelling of 40021216771262 in words is "forty trillion, twenty-one billion, two hundred sixteen million, seven hundred seventy-one thousand, two hundred sixty-two".