1431042021144 has 48 divisors (see below), whose sum is σ = 3890040479520. Its totient is φ = 475253801280.

The previous prime is 1431042021083. The next prime is 1431042021151. The reversal of 1431042021144 is 4411202401341.

1431042021144 is a `hidden beast` number, since 1 + 4 + 310 + 4 + 202 + 1 + 144 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36651307 + ... + 36690330.

It is an arithmetic number, because the mean of its divisors is an integer number (81042509990).

Almost surely, 2^{1431042021144} is an apocalyptic number.

It is an amenable number.

1431042021144 is an abundant number, since it is smaller than the sum of its proper divisors (2458998458376).

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

1431042021144 is a wasteful number, since it uses less digits than its factorization.

1431042021144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73341920 (or 73341913 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 1431042021144 its reverse (4411202401341), we get a palindrome (5842244422485).

The spelling of 1431042021144 in words is "one trillion, four hundred thirty-one billion, forty-two million, twenty-one thousand, one hundred forty-four".