2516352451 has 4 divisors (see below), whose sum is σ = 2528278504. Its totient is φ = 2504426400.

The previous prime is 2516352437. The next prime is 2516352463. The reversal of 2516352451 is 1542536152.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2516352451 - 2⁷ = 2516352323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2516352151) 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, 5962710 + ... + 5963131.

It is an arithmetic number, because the mean of its divisors is an integer number (632069626).

Almost surely, 2^2516352451 is an apocalyptic number.

2516352451 is a deficient number, since it is larger than the sum of its proper divisors (11926053).

2516352451 is a wasteful number, since it uses less digits than its factorization.

2516352451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11926052.

The product of its digits is 36000, while the sum is 34.

The square root of 2516352451 is about 50163.2579783251. The cubic root of 2516352451 is about 1360.1615384461.

The spelling of 2516352451 in words is "two billion, five hundred sixteen million, three hundred fifty-two thousand, four hundred fifty-one".