5178961224 has 48 divisors (see below), whose sum is σ = 14033760000. Its totient is φ = 1725408864.

The previous prime is 5178961211. The next prime is 5178961253. The reversal of 5178961224 is 4221698715.

5178961224 is a `hidden beast` number, since 5 + 1 + 7 + 8 + 9 + 612 + 24 = 666.

It is a Cunningham number, because it is equal to 71965²-1.

It is a self number, because there is not a number n which added to its sum of digits gives 5178961224.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 125937 + ... + 161919.

It is an arithmetic number, because the mean of its divisors is an integer number (292370000).

Almost surely, 2^5178961224 is an apocalyptic number.

It is an amenable number.

5178961224 is an abundant number, since it is smaller than the sum of its proper divisors (8854798776).

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

5178961224 is a wasteful number, since it uses less digits than its factorization.

5178961224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37994 (or 37987 counting only the distinct ones).

The product of its digits is 241920, while the sum is 45.

The square root of 5178961224 is about 71964.9999930522. Note that the first 5 decimals coincide. The cubic root of 5178961224 is about 1730.1385639736.

The spelling of 5178961224 in words is "five billion, one hundred seventy-eight million, nine hundred sixty-one thousand, two hundred twenty-four".