243101124424772 has 12 divisors (see below), whose sum is σ = 425437826009196. Its totient is φ = 121547459850720.

The previous prime is 243101124424751. The next prime is 243101124424789. The reversal of 243101124424772 is 277424421101342.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 183566567158276 + 59534557266496 = 13548674^2 + 7715864^2 .

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, 775414103 + ... + 775727550.

It is an arithmetic number, because the mean of its divisors is an integer number (35453152167433).

Almost surely, 2^{243101124424772} is an apocalyptic number.

It is an amenable number.

243101124424772 is a deficient number, since it is larger than the sum of its proper divisors (182336701584424).

243101124424772 is a wasteful number, since it uses less digits than its factorization.

243101124424772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1551180838 (or 1551180836 counting only the distinct ones).

The product of its (nonzero) digits is 602112, while the sum is 44.

The spelling of 243101124424772 in words is "two hundred forty-three trillion, one hundred one billion, one hundred twenty-four million, four hundred twenty-four thousand, seven hundred seventy-two".