8516761782 has 16 divisors (see below), whose sum is σ = 17043605040. Its totient is φ = 2837240352.

The previous prime is 8516761753. The next prime is 8516761783. The reversal of 8516761782 is 2871676158.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8516761783) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 409057 + ... + 429372.

It is an arithmetic number, because the mean of its divisors is an integer number (1065225315).

Almost surely, 2^8516761782 is an apocalyptic number.

8516761782 is an abundant number, since it is smaller than the sum of its proper divisors (8526843258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8516761782 is a wasteful number, since it uses less digits than its factorization.

8516761782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840127.

The product of its digits is 1128960, while the sum is 51.

The square root of 8516761782 is about 92286.3033282838. The cubic root of 8516761782 is about 2042.1681566609.

The spelling of 8516761782 in words is "eight billion, five hundred sixteen million, seven hundred sixty-one thousand, seven hundred eighty-two".