424430240321140 has 24 divisors (see below), whose sum is σ = 900128291853672. Its totient is φ = 168091184284800.

The previous prime is 424430240321119. The next prime is 424430240321173. The reversal of 424430240321140 is 41123042034424.

It can be written as a sum of positive squares in 4 ways, for example, as 240597697708944 + 183832542612196 = 15511212^2 + 13558486^2 .

It is a junction number, because it is equal to n+sod(n) for n = 424430240321096 and 424430240321105.

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, 105056988159 + ... + 105056992198.

It is an arithmetic number, because the mean of its divisors is an integer number (37505345493903).

Almost surely, 2^{424430240321140} is an apocalyptic number.

It is an amenable number.

424430240321140 is an abundant number, since it is smaller than the sum of its proper divisors (475698051532532).

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

424430240321140 is a wasteful number, since it uses less digits than its factorization.

424430240321140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210113980467 (or 210113980465 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 424430240321140 its reverse (41123042034424), we get a palindrome (465553282355564).

The spelling of 424430240321140 in words is "four hundred twenty-four trillion, four hundred thirty billion, two hundred forty million, three hundred twenty-one thousand, one hundred forty".