2516646072130 has 8 divisors (see below), whose sum is σ = 4529962929852. Its totient is φ = 1006658428848.

The previous prime is 2516646072121. The next prime is 2516646072137. The reversal of 2516646072130 is 312706466152.

It can be written as a sum of positive squares in 2 ways, for example, as 2516122440441 + 523631689 = 1586229^2 + 22883^2 .

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 (2516646072137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125832303597 + ... + 125832303616.

Almost surely, 2^{2516646072130} is an apocalyptic number.

2516646072130 is a deficient number, since it is larger than the sum of its proper divisors (2013316857722).

2516646072130 is a wasteful number, since it uses less digits than its factorization.

2516646072130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251664607220.

The product of its (nonzero) digits is 362880, while the sum is 43.

The spelling of 2516646072130 in words is "two trillion, five hundred sixteen billion, six hundred forty-six million, seventy-two thousand, one hundred thirty".