42402244424401 has 16 divisors (see below), whose sum is σ = 43942912128000. Its totient is φ = 40872450484800.

The previous prime is 42402244424399. The next prime is 42402244424453. The reversal of 42402244424401 is 10442444220424.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 42402244424401 - 2¹ = 42402244424399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42402244421401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35681716 + ... + 36850906.

It is an arithmetic number, because the mean of its divisors is an integer number (2746432008000).

Almost surely, 2^{42402244424401} is an apocalyptic number.

It is an amenable number.

42402244424401 is a deficient number, since it is larger than the sum of its proper divisors (1540667703599).

42402244424401 is a wasteful number, since it uses less digits than its factorization.

42402244424401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1173840.

The product of its (nonzero) digits is 262144, while the sum is 37.

Adding to 42402244424401 its reverse (10442444220424), we get a palindrome (52844688644825).

The spelling of 42402244424401 in words is "forty-two trillion, four hundred two billion, two hundred forty-four million, four hundred twenty-four thousand, four hundred one".