76172646327 has 32 divisors (see below), whose sum is σ = 107361223680. Its totient is φ = 47983777920.

The previous prime is 76172646311. The next prime is 76172646367. The reversal of 76172646327 is 72364627167.

It is not a de Polignac number, because 76172646327 - 2⁴ = 76172646311 is a prime.

It is a super-3 number, since 3×76172646327³ (a number of 34 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 76172646327.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76172646367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 463708 + ... + 606110.

It is an arithmetic number, because the mean of its divisors is an integer number (3355038240).

Almost surely, 2^76172646327 is an apocalyptic number.

76172646327 is a deficient number, since it is larger than the sum of its proper divisors (31188577353).

76172646327 is a wasteful number, since it uses less digits than its factorization.

76172646327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142583.

The product of its digits is 3556224, while the sum is 51.

The spelling of 76172646327 in words is "seventy-six billion, one hundred seventy-two million, six hundred forty-six thousand, three hundred twenty-seven".