2494748161 has 8 divisors (see below), whose sum is σ = 2523203648. Its totient is φ = 2466450000.

The previous prime is 2494748143. The next prime is 2494748167. The reversal of 2494748161 is 1618474942.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2494748161 - 2⁵ = 2494748129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2494748167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7290 + ... + 71011.

It is an arithmetic number, because the mean of its divisors is an integer number (315400456).

Almost surely, 2^2494748161 is an apocalyptic number.

It is an amenable number.

2494748161 is a deficient number, since it is larger than the sum of its proper divisors (28455487).

2494748161 is a wasteful number, since it uses less digits than its factorization.

2494748161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78663.

The product of its digits is 387072, while the sum is 46.

The square root of 2494748161 is about 49947.4539991780. The cubic root of 2494748161 is about 1356.2577630680.

The spelling of 2494748161 in words is "two billion, four hundred ninety-four million, seven hundred forty-eight thousand, one hundred sixty-one".