76634166069 has 8 divisors (see below), whose sum is σ = 113532097920. Its totient is φ = 51089444028.

The previous prime is 76634166061. The next prime is 76634166071. The reversal of 76634166069 is 96066143667.

It is not a de Polignac number, because 76634166069 - 2³ = 76634166061 is a prime.

It is a super-2 number, since 2×76634166069² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76634166061) 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, 1419151197 + ... + 1419151250.

It is an arithmetic number, because the mean of its divisors is an integer number (14191512240).

Almost surely, 2^76634166069 is an apocalyptic number.

It is an amenable number.

76634166069 is a deficient number, since it is larger than the sum of its proper divisors (36897931851).

76634166069 is a wasteful number, since it uses less digits than its factorization.

76634166069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2838302456 (or 2838302450 counting only the distinct ones).

The product of its (nonzero) digits is 5878656, while the sum is 54.

The spelling of 76634166069 in words is "seventy-six billion, six hundred thirty-four million, one hundred sixty-six thousand, sixty-nine".