40241420234020 has 12 divisors (see below), whose sum is σ = 84506982491484. Its totient is φ = 16096568093600.

The previous prime is 40241420233997. The next prime is 40241420234021. The reversal of 40241420234020 is 2043202414204.

It can be written as a sum of positive squares in 2 ways, for example, as 7926015441124 + 32315404792896 = 2815318^2 + 5684664^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 40241420234020.

It is not an unprimeable number, because it can be changed into a prime (40241420234021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1006035505831 + ... + 1006035505870.

It is an arithmetic number, because the mean of its divisors is an integer number (7042248540957).

Almost surely, 2^{40241420234020} is an apocalyptic number.

It is an amenable number.

40241420234020 is an abundant number, since it is smaller than the sum of its proper divisors (44265562257464).

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

40241420234020 is a wasteful number, since it uses less digits than its factorization.

40241420234020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2012071011710 (or 2012071011708 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 40241420234020 its reverse (2043202414204), we get a palindrome (42284622648224).

The spelling of 40241420234020 in words is "forty trillion, two hundred forty-one billion, four hundred twenty million, two hundred thirty-four thousand, twenty".