1555002000002 has 16 divisors (see below), whose sum is σ = 2544786411552. Its totient is φ = 706753067520.

The previous prime is 1555001999989. The next prime is 1555002000023. The reversal of 1555002000002 is 2000002005551.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3059903 + ... + 3531714.

It is an arithmetic number, because the mean of its divisors is an integer number (159049150722).

Almost surely, 2^{1555002000002} is an apocalyptic number.

1555002000002 is a deficient number, since it is larger than the sum of its proper divisors (989784411550).

1555002000002 is a wasteful number, since it uses less digits than its factorization.

1555002000002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6602353.

The product of its (nonzero) digits is 500, while the sum is 20.

Adding to 1555002000002 its reverse (2000002005551), we get a palindrome (3555004005553).

The spelling of 1555002000002 in words is "one trillion, five hundred fifty-five billion, two million, two", and thus it is an aban number.