45205101273 has 16 divisors (see below), whose sum is σ = 60469217600. Its totient is φ = 30038952384.

The previous prime is 45205101269. The next prime is 45205101289. The reversal of 45205101273 is 37210150254.

It is not a de Polignac number, because 45205101273 - 2² = 45205101269 is a prime.

It is a super-2 number, since 2×45205101273² (a number of 22 digits) contains 22 as substring.

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 45205101273.

It is not an unprimeable number, because it can be changed into a prime (45205101203) by changing a digit.

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, 2152578 + ... + 2173476.

It is an arithmetic number, because the mean of its divisors is an integer number (3779326100).

Almost surely, 2^45205101273 is an apocalyptic number.

It is an amenable number.

45205101273 is a deficient number, since it is larger than the sum of its proper divisors (15264116327).

45205101273 is a wasteful number, since it uses less digits than its factorization.

45205101273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23208.

The product of its (nonzero) digits is 8400, while the sum is 30.

The spelling of 45205101273 in words is "forty-five billion, two hundred five million, one hundred one thousand, two hundred seventy-three".