155610220410606 has 192 divisors, whose sum is σ = 346198195397376. Its totient is φ = 46590731366400.

The previous prime is 155610220410553. The next prime is 155610220410637. The reversal of 155610220410606 is 606014022016551.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 23681357301 + ... + 23681363871.

It is an arithmetic number, because the mean of its divisors is an integer number (1803115601028).

Almost surely, 2^{155610220410606} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 155610220410606, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (173099097698688).

155610220410606 is an abundant number, since it is smaller than the sum of its proper divisors (190587974986770).

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

155610220410606 is a wasteful number, since it uses less digits than its factorization.

155610220410606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10707 (or 10694 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 39.

The spelling of 155610220410606 in words is "one hundred fifty-five trillion, six hundred ten billion, two hundred twenty million, four hundred ten thousand, six hundred six".