155355610606 has 16 divisors (see below), whose sum is σ = 266331962880. Its totient is φ = 66578961240.

The previous prime is 155355610591. The next prime is 155355610607. The reversal of 155355610606 is 606016553551.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155355610607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 370911 + ... + 669541.

It is an arithmetic number, because the mean of its divisors is an integer number (16645747680).

Almost surely, 2^155355610606 is an apocalyptic number.

155355610606 is a deficient number, since it is larger than the sum of its proper divisors (110976352274).

155355610606 is a wasteful number, since it uses less digits than its factorization.

155355610606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335799.

The product of its (nonzero) digits is 405000, while the sum is 43.

The spelling of 155355610606 in words is "one hundred fifty-five billion, three hundred fifty-five million, six hundred ten thousand, six hundred six".