2516321353 has 24 divisors (see below), whose sum is σ = 3181322760. Its totient is φ = 1972615680.

The previous prime is 2516321347. The next prime is 2516321359. The reversal of 2516321353 is 3531236152.

It is an interprime number because it is at equal distance from previous prime (2516321347) and next prime (2516321359).

It can be written as a sum of positive squares in 4 ways, for example, as 7112889 + 2509208464 = 2667^2 + 50092^2 .

It is not a de Polignac number, because 2516321353 - 2¹³ = 2516313161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2516321359) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51313 + ... + 87553.

It is an arithmetic number, because the mean of its divisors is an integer number (132555115).

Almost surely, 2^2516321353 is an apocalyptic number.

It is an amenable number.

2516321353 is a deficient number, since it is larger than the sum of its proper divisors (665001407).

2516321353 is a wasteful number, since it uses less digits than its factorization.

2516321353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36377 (or 36370 counting only the distinct ones).

The product of its digits is 16200, while the sum is 31.

The square root of 2516321353 is about 50162.9480094621. The cubic root of 2516321353 is about 1360.1559352991.

The spelling of 2516321353 in words is "two billion, five hundred sixteen million, three hundred twenty-one thousand, three hundred fifty-three".