243130677546516 has 24 divisors (see below), whose sum is σ = 567981082253760. Its totient is φ = 80946963756672.

The previous prime is 243130677546403. The next prime is 243130677546517. The reversal of 243130677546516 is 615645776031342.

It is a super-2 number, since 2×243130677546516² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 243130677546516.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243130677546517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12074417701 + ... + 12074437836.

It is an arithmetic number, because the mean of its divisors is an integer number (23665878427240).

Almost surely, 2^{243130677546516} is an apocalyptic number.

It is an amenable number.

243130677546516 is an abundant number, since it is smaller than the sum of its proper divisors (324850404707244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243130677546516 is a wasteful number, since it uses less digits than its factorization.

243130677546516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24148856383 (or 24148856381 counting only the distinct ones).

The product of its (nonzero) digits is 76204800, while the sum is 60.

The spelling of 243130677546516 in words is "two hundred forty-three trillion, one hundred thirty billion, six hundred seventy-seven million, five hundred forty-six thousand, five hundred sixteen".