2470556161 has 4 divisors (see below), whose sum is σ = 2615883012. Its totient is φ = 2325229312.

The previous prime is 2470556131. The next prime is 2470556173. The reversal of 2470556161 is 1616550742.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2155280625 + 315275536 = 46425^2 + 17756^2 .

It is a cyclic number.

It is not a de Polignac number, because 2470556161 - 2²¹ = 2468459009 is a prime.

It is a super-2 number, since 2×2470556161² = 12207295489310115842, which 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 2470556161.

It is not an unprimeable number, because it can be changed into a prime (2470556131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72663400 + ... + 72663433.

It is an arithmetic number, because the mean of its divisors is an integer number (653970753).

Almost surely, 2^2470556161 is an apocalyptic number.

It is an amenable number.

2470556161 is a deficient number, since it is larger than the sum of its proper divisors (145326851).

2470556161 is a wasteful number, since it uses less digits than its factorization.

2470556161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145326850.

The product of its (nonzero) digits is 50400, while the sum is 37.

The square root of 2470556161 is about 49704.6895272468. The cubic root of 2470556161 is about 1351.8595610065.

The spelling of 2470556161 in words is "two billion, four hundred seventy million, five hundred fifty-six thousand, one hundred sixty-one".