540822616989 has 16 divisors (see below), whose sum is σ = 763727634432. Its totient is φ = 339244858368.

The previous prime is 540822616987. The next prime is 540822617029. The reversal of 540822616989 is 989616228045.

It is not a de Polignac number, because 540822616989 - 2¹ = 540822616987 is a prime.

It is a super-2 number, since 2×540822616989² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540822616987) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1297084 + ... + 1662549.

It is an arithmetic number, because the mean of its divisors is an integer number (47732977152).

Almost surely, 2^540822616989 is an apocalyptic number.

It is an amenable number.

540822616989 is a deficient number, since it is larger than the sum of its proper divisors (222905017443).

540822616989 is a wasteful number, since it uses less digits than its factorization.

540822616989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2963236.

The product of its (nonzero) digits is 14929920, while the sum is 60.

The spelling of 540822616989 in words is "five hundred forty billion, eight hundred twenty-two million, six hundred sixteen thousand, nine hundred eighty-nine".