1016165605055 has 8 divisors (see below), whose sum is σ = 1219666812000. Its totient is φ = 812753760096.

The previous prime is 1016165605009. The next prime is 1016165605067. The reversal of 1016165605055 is 5505065616101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1016165605055 - 2²² = 1016161410751 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22315475 + ... + 22360964.

It is an arithmetic number, because the mean of its divisors is an integer number (152458351500).

Almost surely, 2^{1016165605055} is an apocalyptic number.

1016165605055 is a deficient number, since it is larger than the sum of its proper divisors (203501206945).

1016165605055 is an equidigital number, since it uses as much as digits as its factorization.

1016165605055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44680993.

The product of its (nonzero) digits is 135000, while the sum is 41.

The spelling of 1016165605055 in words is "one trillion, sixteen billion, one hundred sixty-five million, six hundred five thousand, fifty-five".