5497798842 has 24 divisors (see below), whose sum is σ = 11917309716. Its totient is φ = 1831766976.

The previous prime is 5497798807. The next prime is 5497798843. The reversal of 5497798842 is 2488977945.

5497798842 is a `hidden beast` number, since 549 + 7 + 7 + 9 + 8 + 84 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 5079555441 + 418243401 = 71271^2 + 20451^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5497798842.

It is not an unprimeable number, because it can be changed into a prime (5497798843) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28003 + ... + 108534.

Almost surely, 2^5497798842 is an apocalyptic number.

5497798842 is an abundant number, since it is smaller than the sum of its proper divisors (6419510874).

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

5497798842 is a wasteful number, since it uses less digits than its factorization.

5497798842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138782 (or 138779 counting only the distinct ones).

The product of its digits is 40642560, while the sum is 63.

The square root of 5497798842 is about 74147.1431816493. The cubic root of 5497798842 is about 1764.9386558033.

The spelling of 5497798842 in words is "five billion, four hundred ninety-seven million, seven hundred ninety-eight thousand, eight hundred forty-two".