540988498869 has 256 divisors, whose sum is σ = 961122140160. Its totient is φ = 263136107520.

The previous prime is 540988498861. The next prime is 540988498889. The reversal of 540988498869 is 968894889045.

It is not a de Polignac number, because 540988498869 - 2³ = 540988498861 is a prime.

It is a super-2 number, since 2×540988498869² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 540988498794 and 540988498803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540988498861) by changing a digit.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 3445786539 + ... + 3445786695.

It is an arithmetic number, because the mean of its divisors is an integer number (3754383360).

Almost surely, 2^540988498869 is an apocalyptic number.

540988498869 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

It is an amenable number.

540988498869 is a deficient number, since it is larger than the sum of its proper divisors (420133641291).

540988498869 is a wasteful number, since it uses less digits than its factorization.

540988498869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440.

The product of its (nonzero) digits is 1433272320, while the sum is 78.

The spelling of 540988498869 in words is "five hundred forty billion, nine hundred eighty-eight million, four hundred ninety-eight thousand, eight hundred sixty-nine".