1055510001004 has 12 divisors (see below), whose sum is σ = 1874711793304. Its totient is φ = 519878060064.

The previous prime is 1055510001001. The next prime is 1055510001061. The reversal of 1055510001004 is 4001000155501.

It is a happy number.

It is a super-2 number, since 2×1055510001004² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1055510001001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1969234809 + ... + 1969235344.

Almost surely, 2^{1055510001004} is an apocalyptic number.

It is an amenable number.

1055510001004 is a deficient number, since it is larger than the sum of its proper divisors (819201792300).

1055510001004 is a wasteful number, since it uses less digits than its factorization.

1055510001004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3938470224 (or 3938470222 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 22.

Adding to 1055510001004 its reverse (4001000155501), we get a palindrome (5056510156505).

The spelling of 1055510001004 in words is "one trillion, fifty-five billion, five hundred ten million, one thousand, four".