540879797007 has 48 divisors (see below), whose sum is σ = 888972158880. Its totient is φ = 316502081280.

The previous prime is 540879796973. The next prime is 540879797009. The reversal of 540879797007 is 700797978045.

540879797007 is a `hidden beast` number, since 540 + 87 + 9 + 7 + 9 + 7 + 0 + 0 + 7 = 666.

It is not a de Polignac number, because 540879797007 - 2¹⁰ = 540879795983 is a prime.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540879797009) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 431098 + ... + 1125879.

It is an arithmetic number, because the mean of its divisors is an integer number (18520253310).

Almost surely, 2^540879797007 is an apocalyptic number.

540879797007 is a deficient number, since it is larger than the sum of its proper divisors (348092361873).

540879797007 is a wasteful number, since it uses less digits than its factorization.

540879797007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1557045 (or 1557020 counting only the distinct ones).

The product of its (nonzero) digits is 31116960, while the sum is 63.

The spelling of 540879797007 in words is "five hundred forty billion, eight hundred seventy-nine million, seven hundred ninety-seven thousand, seven".