42401000010404 has 48 divisors (see below), whose sum is σ = 87736951357440. Its totient is φ = 17545609579680.

The previous prime is 42401000010371. The next prime is 42401000010407. The reversal of 42401000010404 is 40401000010424.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (42401000010407) 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, 55255712 + ... + 56017815.

It is an arithmetic number, because the mean of its divisors is an integer number (1827853153280).

Almost surely, 2^{42401000010404} is an apocalyptic number.

It is an amenable number.

42401000010404 is an abundant number, since it is smaller than the sum of its proper divisors (45335951347036).

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

42401000010404 is a wasteful number, since it uses less digits than its factorization.

42401000010404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111274008 (or 111274006 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 42401000010404 its sum of digits (20), we get a palindrome (42401000010424).

Adding to 42401000010404 its reverse (40401000010424), we get a palindrome (82802000020828).

The spelling of 42401000010404 in words is "forty-two trillion, four hundred one billion, ten thousand, four hundred four".