1602170061055 has 4 divisors (see below), whose sum is σ = 1922604073272. Its totient is φ = 1281736048840.

The previous prime is 1602170061049. The next prime is 1602170061071. The reversal of 1602170061055 is 5501600712061.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-1602170061055 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1602170061055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160217006101 + ... + 160217006110.

It is an arithmetic number, because the mean of its divisors is an integer number (480651018318).

Almost surely, 2^{1602170061055} is an apocalyptic number.

1602170061055 is a deficient number, since it is larger than the sum of its proper divisors (320434012217).

1602170061055 is an equidigital number, since it uses as much as digits as its factorization.

1602170061055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320434012216.

The product of its (nonzero) digits is 12600, while the sum is 34.

The spelling of 1602170061055 in words is "one trillion, six hundred two billion, one hundred seventy million, sixty-one thousand, fifty-five".