5297497278 has 16 divisors (see below), whose sum is σ = 10704222480. Its totient is φ = 1747627776.

The previous prime is 5297497259. The next prime is 5297497307. The reversal of 5297497278 is 8727947925.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4550533 + ... + 4551696.

It is an arithmetic number, because the mean of its divisors is an integer number (669013905).

Almost surely, 2^5297497278 is an apocalyptic number.

5297497278 is an abundant number, since it is smaller than the sum of its proper divisors (5406725202).

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

5297497278 is a wasteful number, since it uses less digits than its factorization.

5297497278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9102331.

The product of its digits is 17781120, while the sum is 60.

The square root of 5297497278 is about 72783.9080978756. The cubic root of 5297497278 is about 1743.2389222486.

The spelling of 5297497278 in words is "five billion, two hundred ninety-seven million, four hundred ninety-seven thousand, two hundred seventy-eight".