5197763554 has 8 divisors (see below), whose sum is σ = 8065495260. Its totient is φ = 2509265136.

The previous prime is 5197763539. The next prime is 5197763567. The reversal of 5197763554 is 4553677915.

It can be written as a sum of positive squares in 2 ways, for example, as 5197689025 + 74529 = 72095^2 + 273^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44808249 + ... + 44808364.

Almost surely, 2^5197763554 is an apocalyptic number.

5197763554 is a deficient number, since it is larger than the sum of its proper divisors (2867731706).

5197763554 is a wasteful number, since it uses less digits than its factorization.

5197763554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89616644.

The product of its digits is 3969000, while the sum is 52.

The square root of 5197763554 is about 72095.5168786520. The cubic root of 5197763554 is about 1732.2298036583.

The spelling of 5197763554 in words is "five billion, one hundred ninety-seven million, seven hundred sixty-three thousand, five hundred fifty-four".