2516543455 has 16 divisors (see below), whose sum is σ = 3043875744. Its totient is φ = 1997274240.

The previous prime is 2516543417. The next prime is 2516543489. The reversal of 2516543455 is 5543456152.

It is not a de Polignac number, because 2516543455 - 2¹¹ = 2516541407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 397777 + ... + 404053.

It is an arithmetic number, because the mean of its divisors is an integer number (190242234).

Almost surely, 2^2516543455 is an apocalyptic number.

2516543455 is a deficient number, since it is larger than the sum of its proper divisors (527332289).

2516543455 is a wasteful number, since it uses less digits than its factorization.

2516543455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6906.

The product of its digits is 360000, while the sum is 40.

The square root of 2516543455 is about 50165.1617659108. The cubic root of 2516543455 is about 1360.1959519774.

The spelling of 2516543455 in words is "two billion, five hundred sixteen million, five hundred forty-three thousand, four hundred fifty-five".