424044402140 has 24 divisors (see below), whose sum is σ = 901765314240. Its totient is φ = 167470699968.

The previous prime is 424044402091. The next prime is 424044402169. The reversal of 424044402140 is 41204440424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134189687 + ... + 134192846.

It is an arithmetic number, because the mean of its divisors is an integer number (37573554760).

Almost surely, 2^424044402140 is an apocalyptic number.

It is an amenable number.

424044402140 is an abundant number, since it is smaller than the sum of its proper divisors (477720912100).

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

424044402140 is a wasteful number, since it uses less digits than its factorization.

424044402140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268382621 (or 268382619 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 29.

Adding to 424044402140 its reverse (41204440424), we get a palindrome (465248842564).

The spelling of 424044402140 in words is "four hundred twenty-four billion, forty-four million, four hundred two thousand, one hundred forty".