1005422255244 has 36 divisors (see below), whose sum is σ = 2772528038280. Its totient is φ = 304673410560.

The previous prime is 1005422255203. The next prime is 1005422255261. The reversal of 1005422255244 is 4425522245001.

1005422255244 is a `hidden beast` number, since 1 + 0 + 0 + 5 + 42 + 22 + 552 + 44 = 666.

1005422255244 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×1005422255244² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1005422255199 and 1005422255208.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1269472149 + ... + 1269472940.

It is an arithmetic number, because the mean of its divisors is an integer number (77014667730).

Almost surely, 2^{1005422255244} is an apocalyptic number.

It is an amenable number.

1005422255244 is an abundant number, since it is smaller than the sum of its proper divisors (1767105783036).

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

1005422255244 is a wasteful number, since it uses less digits than its factorization.

1005422255244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2538945110 (or 2538945105 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 36.

The spelling of 1005422255244 in words is "one trillion, five billion, four hundred twenty-two million, two hundred fifty-five thousand, two hundred forty-four".