40420411242 has 8 divisors (see below), whose sum is σ = 80840822496. Its totient is φ = 13473470412.

The previous prime is 40420411219. The next prime is 40420411247. The reversal of 40420411242 is 24211402404.

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

40420411242 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (40420411247) 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 3 ways as a sum of consecutive naturals, for example, 3368367598 + ... + 3368367609.

It is an arithmetic number, because the mean of its divisors is an integer number (10105102812).

Almost surely, 2^40420411242 is an apocalyptic number.

40420411242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40420411242 is a wasteful number, since it uses less digits than its factorization.

40420411242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6736735212.

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 40420411242 its reverse (24211402404), we get a palindrome (64631813646).

The spelling of 40420411242 in words is "forty billion, four hundred twenty million, four hundred eleven thousand, two hundred forty-two".