539778998 has 16 divisors (see below), whose sum is σ = 884592576. Its totient is φ = 244988040.

The previous prime is 539778949. The next prime is 539779013. The reversal of 539778998 is 899877935.

539778998 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×539778998² = 582722733363768008, which contains 22 as substring.

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, 2936 + ... + 32987.

It is an arithmetic number, because the mean of its divisors is an integer number (55287036).

Almost surely, 2^539778998 is an apocalyptic number.

539778998 is a deficient number, since it is larger than the sum of its proper divisors (344813578).

539778998 is a wasteful number, since it uses less digits than its factorization.

539778998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36619.

The product of its digits is 34292160, while the sum is 65.

The square root of 539778998 is about 23233.1443846932. The cubic root of 539778998 is about 814.2141787602.

The spelling of 539778998 in words is "five hundred thirty-nine million, seven hundred seventy-eight thousand, nine hundred ninety-eight".