245164755 has 24 divisors (see below), whose sum is σ = 431168976. Its totient is φ = 118866880.

The previous prime is 245164739. The next prime is 245164781. The reversal of 245164755 is 557461542.

It is not a de Polignac number, because 245164755 - 2⁴ = 245164739 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 65724 + ... + 69353.

It is an arithmetic number, because the mean of its divisors is an integer number (17965374).

Almost surely, 2^245164755 is an apocalyptic number.

245164755 is a deficient number, since it is larger than the sum of its proper divisors (186004221).

245164755 is a wasteful number, since it uses less digits than its factorization.

245164755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135107 (or 135096 counting only the distinct ones).

The product of its digits is 168000, while the sum is 39.

The square root of 245164755 is about 15657.7378634335. The cubic root of 245164755 is about 625.8727051167.

The spelling of 245164755 in words is "two hundred forty-five million, one hundred sixty-four thousand, seven hundred fifty-five".