5217763578 has 32 divisors (see below), whose sum is σ = 11264745600. Its totient is φ = 1606266816.

The previous prime is 5217763547. The next prime is 5217763583. The reversal of 5217763578 is 8753677125.

It is a self number, because there is not a number n which added to its sum of digits gives 5217763578.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 647893 + ... + 655896.

It is an arithmetic number, because the mean of its divisors is an integer number (352023300).

Almost surely, 2^5217763578 is an apocalyptic number.

5217763578 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

5217763578 is an abundant number, since it is smaller than the sum of its proper divisors (6046982022).

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

5217763578 is a wasteful number, since it uses less digits than its factorization.

5217763578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1303846.

The product of its digits is 2469600, while the sum is 51.

The square root of 5217763578 is about 72234.0887531642. The cubic root of 5217763578 is about 1734.4487257432.

The spelling of 5217763578 in words is "five billion, two hundred seventeen million, seven hundred sixty-three thousand, five hundred seventy-eight".