1005422042604 has 108 divisors (see below), whose sum is σ = 2797189918152. Its totient is φ = 280256739840.

The previous prime is 1005422042567. The next prime is 1005422042617. The reversal of 1005422042604 is 4062402245001.

It is a super-2 number, since 2×1005422042604² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 479832 + ... + 1497024.

Almost surely, 2^{1005422042604} is an apocalyptic number.

1005422042604 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1005422042604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1398594959076).

1005422042604 is an abundant number, since it is smaller than the sum of its proper divisors (1791767875548).

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

1005422042604 is a wasteful number, since it uses less digits than its factorization.

1005422042604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1017296 (or 1017246 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 1005422042604 its reverse (4062402245001), we get a palindrome (5067824287605).

The spelling of 1005422042604 in words is "one trillion, five billion, four hundred twenty-two million, forty-two thousand, six hundred four".