2516266545 has 32 divisors (see below), whose sum is σ = 4360003200. Its totient is φ = 1231839744.

The previous prime is 2516266523. The next prime is 2516266547. The reversal of 2516266545 is 5456626152.

It is a happy number.

It is not a de Polignac number, because 2516266545 - 2⁶ = 2516266481 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2516266497 and 2516266506.

It is not an unprimeable number, because it can be changed into a prime (2516266547) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1140 + ... + 70949.

It is an arithmetic number, because the mean of its divisors is an integer number (136250100).

Almost surely, 2^2516266545 is an apocalyptic number.

It is an amenable number.

2516266545 is a deficient number, since it is larger than the sum of its proper divisors (1843736655).

2516266545 is a wasteful number, since it uses less digits than its factorization.

2516266545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72289.

The product of its digits is 432000, while the sum is 42.

The square root of 2516266545 is about 50162.4017068561. The cubic root of 2516266545 is about 1360.1460600411.

The spelling of 2516266545 in words is "two billion, five hundred sixteen million, two hundred sixty-six thousand, five hundred forty-five".