2516381877 has 8 divisors (see below), whose sum is σ = 3445856416. Its totient is φ = 1632247632.

The previous prime is 2516381873. The next prime is 2516381891. The reversal of 2516381877 is 7781836152.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2516381877 - 2² = 2516381873 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2516381873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11334943 + ... + 11335164.

It is an arithmetic number, because the mean of its divisors is an integer number (430732052).

Almost surely, 2^2516381877 is an apocalyptic number.

It is an amenable number.

2516381877 is a deficient number, since it is larger than the sum of its proper divisors (929474539).

2516381877 is a wasteful number, since it uses less digits than its factorization.

2516381877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22670147.

The product of its digits is 564480, while the sum is 48.

The square root of 2516381877 is about 50163.5512797888. The cubic root of 2516381877 is about 1360.1668402944.

The spelling of 2516381877 in words is "two billion, five hundred sixteen million, three hundred eighty-one thousand, eight hundred seventy-seven".