1421404042024 has 64 divisors (see below), whose sum is σ = 2892662668800. Its totient is φ = 652229704704.

The previous prime is 1421404042013. The next prime is 1421404042039. The reversal of 1421404042024 is 4202404041241.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1421404041983 and 1421404042001.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1306117 + ... + 2132779.

It is an arithmetic number, because the mean of its divisors is an integer number (45197854200).

Almost surely, 2^{1421404042024} is an apocalyptic number.

It is an amenable number.

1421404042024 is an abundant number, since it is smaller than the sum of its proper divisors (1471258626776).

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

1421404042024 is a wasteful number, since it uses less digits than its factorization.

1421404042024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 827002 (or 826998 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 28.

Adding to 1421404042024 its reverse (4202404041241), we get a palindrome (5623808083265).

The spelling of 1421404042024 in words is "one trillion, four hundred twenty-one billion, four hundred four million, forty-two thousand, twenty-four".