4551064505161 has 4 divisors (see below), whose sum is σ = 4552485383952. Its totient is φ = 4549643626372.

The previous prime is 4551064505137. The next prime is 4551064505203. The reversal of 4551064505161 is 1615054601554.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4551064505161 - 2²⁵ = 4551030950729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4551064505111) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 710434591 + ... + 710440996.

It is an arithmetic number, because the mean of its divisors is an integer number (1138121345988).

Almost surely, 2^{4551064505161} is an apocalyptic number.

It is an amenable number.

4551064505161 is a deficient number, since it is larger than the sum of its proper divisors (1420878791).

4551064505161 is a wasteful number, since it uses less digits than its factorization.

4551064505161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1420878790.

The product of its (nonzero) digits is 360000, while the sum is 43.

The spelling of 4551064505161 in words is "four trillion, five hundred fifty-one billion, sixty-four million, five hundred five thousand, one hundred sixty-one".