1042402421104 has 40 divisors (see below), whose sum is σ = 2203317228672. Its totient is φ = 473806902720.

The previous prime is 1042402421089. The next prime is 1042402421113. The reversal of 1042402421104 is 4011242042401.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12168727 + ... + 12254089.

Almost surely, 2^{1042402421104} is an apocalyptic number.

It is an amenable number.

1042402421104 is an abundant number, since it is smaller than the sum of its proper divisors (1160914807568).

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

1042402421104 is a wasteful number, since it uses less digits than its factorization.

1042402421104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154765 (or 154759 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 1042402421104 its reverse (4011242042401), we get a palindrome (5053644463505).

The spelling of 1042402421104 in words is "one trillion, forty-two billion, four hundred two million, four hundred twenty-one thousand, one hundred four".