420131424131344 has 40 divisors (see below), whose sum is σ = 815956401201920. Its totient is φ = 209562466958208.

The previous prime is 420131424131333. The next prime is 420131424131371. The reversal of 420131424131344 is 443131424131024.

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, 1749502 + ... + 29040034.

It is an arithmetic number, because the mean of its divisors is an integer number (20398910030048).

Almost surely, 2^{420131424131344} is an apocalyptic number.

It is an amenable number.

420131424131344 is a deficient number, since it is larger than the sum of its proper divisors (395824977070576).

420131424131344 is a wasteful number, since it uses less digits than its factorization.

420131424131344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27292847 (or 27292841 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 37.

Adding to 420131424131344 its reverse (443131424131024), we get a palindrome (863262848262368).

The spelling of 420131424131344 in words is "four hundred twenty trillion, one hundred thirty-one billion, four hundred twenty-four million, one hundred thirty-one thousand, three hundred forty-four".