245511166605 has 16 divisors (see below), whose sum is σ = 398350514304. Its totient is φ = 129095072960.

The previous prime is 245511166591. The next prime is 245511166619. The reversal of 245511166605 is 506661115542.

245511166605 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (245511166591) and next prime (245511166619).

It is not a de Polignac number, because 245511166605 - 2⁵ = 245511166573 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 115262394 + ... + 115264523.

It is an arithmetic number, because the mean of its divisors is an integer number (24896907144).

Almost surely, 2^245511166605 is an apocalyptic number.

It is an amenable number.

245511166605 is a deficient number, since it is larger than the sum of its proper divisors (152839347699).

245511166605 is a wasteful number, since it uses less digits than its factorization.

245511166605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230526996.

The product of its (nonzero) digits is 216000, while the sum is 42.

The spelling of 245511166605 in words is "two hundred forty-five billion, five hundred eleven million, one hundred sixty-six thousand, six hundred five".