2534656161516 has 144 divisors (see below), whose sum is σ = 6234842661600. Its totient is φ = 800475992064.

The previous prime is 2534656161509. The next prime is 2534656161529. The reversal of 2534656161516 is 6151616564352.

It is a super-2 number, since 2×2534656161516² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 815262570 + ... + 815265678.

Almost surely, 2^{2534656161516} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2534656161516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3117421330800).

2534656161516 is an abundant number, since it is smaller than the sum of its proper divisors (3700186500084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2534656161516 is a wasteful number, since it uses less digits than its factorization.

2534656161516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3936 (or 3875 counting only the distinct ones).

The product of its digits is 3888000, while the sum is 51.

The spelling of 2534656161516 in words is "two trillion, five hundred thirty-four billion, six hundred fifty-six million, one hundred sixty-one thousand, five hundred sixteen".