2516541674 has 4 divisors (see below), whose sum is σ = 3774812514. Its totient is φ = 1258270836.

The previous prime is 2516541673. The next prime is 2516541721. The reversal of 2516541674 is 4761456152.

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

It can be written as a sum of positive squares in only one way, i.e., 2204772025 + 311769649 = 46955^2 + 17657^2 .

It is not an unprimeable number, because it can be changed into a prime (2516541673) 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 as a sum of consecutive naturals, namely, 629135417 + ... + 629135420.

Almost surely, 2^2516541674 is an apocalyptic number.

2516541674 is a deficient number, since it is larger than the sum of its proper divisors (1258270840).

2516541674 is a wasteful number, since it uses less digits than its factorization.

2516541674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1258270839.

The product of its digits is 201600, while the sum is 41.

The square root of 2516541674 is about 50165.1440145446. The cubic root of 2516541674 is about 1360.1956310995.

The spelling of 2516541674 in words is "two billion, five hundred sixteen million, five hundred forty-one thousand, six hundred seventy-four".