421413040233142 has 32 divisors (see below), whose sum is σ = 647572861251360. Its totient is φ = 205635349555200.

The previous prime is 421413040233103. The next prime is 421413040233179. The reversal of 421413040233142 is 241332040314124.

It is a junction number, because it is equal to n+sod(n) for n = 421413040233098 and 421413040233107.

It is a congruent number.

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, 45334668 + ... + 53833615.

It is an arithmetic number, because the mean of its divisors is an integer number (20236651914105).

Almost surely, 2^{421413040233142} is an apocalyptic number.

421413040233142 is a deficient number, since it is larger than the sum of its proper divisors (226159821018218).

421413040233142 is a wasteful number, since it uses less digits than its factorization.

421413040233142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99168688.

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 421413040233142 its reverse (241332040314124), we get a palindrome (662745080547266).

The spelling of 421413040233142 in words is "four hundred twenty-one trillion, four hundred thirteen billion, forty million, two hundred thirty-three thousand, one hundred forty-two".