5178091722 has 8 divisors (see below), whose sum is σ = 10356183456. Its totient is φ = 1726030572.

The previous prime is 5178091619. The next prime is 5178091759. The reversal of 5178091722 is 2271908715.

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

5178091722 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 431507638 + ... + 431507649.

It is an arithmetic number, because the mean of its divisors is an integer number (1294522932).

Almost surely, 2^5178091722 is an apocalyptic number.

5178091722 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

5178091722 is a wasteful number, since it uses less digits than its factorization.

5178091722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863015292.

The product of its (nonzero) digits is 70560, while the sum is 42.

The square root of 5178091722 is about 71958.9585944655. The cubic root of 5178091722 is about 1730.0417335428.

The spelling of 5178091722 in words is "five billion, one hundred seventy-eight million, ninety-one thousand, seven hundred twenty-two".