5278194802 has 4 divisors (see below), whose sum is σ = 7917292206. Its totient is φ = 2639097400.

The previous prime is 5278194791. The next prime is 5278194821. The reversal of 5278194802 is 2084918725.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5193940761 + 84254041 = 72069^2 + 9179^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1319548699 + ... + 1319548702.

Almost surely, 2^5278194802 is an apocalyptic number.

5278194802 is a deficient number, since it is larger than the sum of its proper divisors (2639097404).

5278194802 is a wasteful number, since it uses less digits than its factorization.

5278194802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2639097403.

The product of its (nonzero) digits is 322560, while the sum is 46.

The square root of 5278194802 is about 72651.1858265232. The cubic root of 5278194802 is about 1741.1190671966.

The spelling of 5278194802 in words is "five billion, two hundred seventy-eight million, one hundred ninety-four thousand, eight hundred two".