2528121674 has 8 divisors (see below), whose sum is σ = 4083888900. Its totient is φ = 1166825376.

The previous prime is 2528121611. The next prime is 2528121679. The reversal of 2528121674 is 4761218252.

It can be written as a sum of positive squares in 2 ways, for example, as 2514320449 + 13801225 = 50143^2 + 3715^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2528121679) 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 3 ways as a sum of consecutive naturals, for example, 48617699 + ... + 48617750.

Almost surely, 2^2528121674 is an apocalyptic number.

2528121674 is a deficient number, since it is larger than the sum of its proper divisors (1555767226).

2528121674 is a wasteful number, since it uses less digits than its factorization.

2528121674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97235464.

The product of its digits is 53760, while the sum is 38.

The square root of 2528121674 is about 50280.4303283096. The cubic root of 2528121674 is about 1362.2787765734.

The spelling of 2528121674 in words is "two billion, five hundred twenty-eight million, one hundred twenty-one thousand, six hundred seventy-four".