2516769261 has 12 divisors (see below), whose sum is σ = 3636229792. Its totient is φ = 1677432456.

The previous prime is 2516769253. The next prime is 2516769271. The reversal of 2516769261 is 1629676152.

2516769261 is a `hidden beast` number, since 2 + 516 + 76 + 9 + 2 + 61 = 666.

2516769261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2516769261 - 2³ = 2516769253 is a prime.

It is a super-2 number, since 2×2516769261² = 12668255026228972242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2516769271) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6630 + ... + 71256.

Almost surely, 2^2516769261 is an apocalyptic number.

It is an amenable number.

2516769261 is a deficient number, since it is larger than the sum of its proper divisors (1119460531).

2516769261 is a wasteful number, since it uses less digits than its factorization.

2516769261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68960 (or 68957 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 2516769261 is about 50167.4123410805. The cubic root of 2516769261 is about 1360.2366336010.

The spelling of 2516769261 in words is "two billion, five hundred sixteen million, seven hundred sixty-nine thousand, two hundred sixty-one".