2516621016274 has 24 divisors (see below), whose sum is σ = 3873011009868. Its totient is φ = 1226114660640.

The previous prime is 2516621016271. The next prime is 2516621016289. The reversal of 2516621016274 is 4726101266152.

2516621016274 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2507450081049 + 9170935225 = 1583493^2 + 95765^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2516621016274.

It is not an unprimeable number, because it can be changed into a prime (2516621016271) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 495912 + ... + 2297644.

Almost surely, 2^{2516621016274} is an apocalyptic number.

2516621016274 is a deficient number, since it is larger than the sum of its proper divisors (1356389993594).

2516621016274 is a wasteful number, since it uses less digits than its factorization.

2516621016274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1802010 (or 1801903 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 43.

The spelling of 2516621016274 in words is "two trillion, five hundred sixteen billion, six hundred twenty-one million, sixteen thousand, two hundred seventy-four".