243125677312 has 36 divisors (see below), whose sum is σ = 554630455456. Its totient is φ = 104196718080.

The previous prime is 243125677303. The next prime is 243125677321. The reversal of 243125677312 is 213776521342.

It is an interprime number because it is at equal distance from previous prime (243125677303) and next prime (243125677321).

It is a super-2 number, since 2×243125677312² (a number of 24 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67834614 + ... + 67838197.

Almost surely, 2^243125677312 is an apocalyptic number.

It is an amenable number.

243125677312 is an abundant number, since it is smaller than the sum of its proper divisors (311504778144).

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

243125677312 is an equidigital number, since it uses as much as digits as its factorization.

243125677312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135672834 (or 135672820 counting only the distinct ones).

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

The spelling of 243125677312 in words is "two hundred forty-three billion, one hundred twenty-five million, six hundred seventy-seven thousand, three hundred twelve".