540631173247 has 32 divisors (see below), whose sum is σ = 607575158784. Its totient is φ = 476737228800.

The previous prime is 540631173241. The next prime is 540631173253. The reversal of 540631173247 is 742371136045.

It is an interprime number because it is at equal distance from previous prime (540631173241) and next prime (540631173253).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-540631173247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540631173241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 252276658 + ... + 252278800.

It is an arithmetic number, because the mean of its divisors is an integer number (18986723712).

Almost surely, 2^540631173247 is an apocalyptic number.

540631173247 is a deficient number, since it is larger than the sum of its proper divisors (66943985537).

540631173247 is a wasteful number, since it uses less digits than its factorization.

540631173247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3799.

The product of its (nonzero) digits is 423360, while the sum is 43.

The spelling of 540631173247 in words is "five hundred forty billion, six hundred thirty-one million, one hundred seventy-three thousand, two hundred forty-seven".