1555002136102 has 16 divisors (see below), whose sum is σ = 2367490959360. Its totient is φ = 765840191688.

The previous prime is 1555002136021. The next prime is 1555002136109. The reversal of 1555002136102 is 2016312005551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1555002136109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1429899 + ... + 2270377.

It is an arithmetic number, because the mean of its divisors is an integer number (147968184960).

Almost surely, 2^{1555002136102} is an apocalyptic number.

1555002136102 is a deficient number, since it is larger than the sum of its proper divisors (812488823258).

1555002136102 is a wasteful number, since it uses less digits than its factorization.

1555002136102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 854355.

The product of its (nonzero) digits is 9000, while the sum is 31.

The spelling of 1555002136102 in words is "one trillion, five hundred fifty-five billion, two million, one hundred thirty-six thousand, one hundred two".