243125554502 has 8 divisors (see below), whose sum is σ = 386140586616. Its totient is φ = 114412025632.

The previous prime is 243125554501. The next prime is 243125554537. The reversal of 243125554502 is 205455521342.

243125554502 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×243125554502² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243125554501) 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 3 ways as a sum of consecutive naturals, for example, 3575375768 + ... + 3575375835.

It is an arithmetic number, because the mean of its divisors is an integer number (48267573327).

Almost surely, 2^243125554502 is an apocalyptic number.

243125554502 is a deficient number, since it is larger than the sum of its proper divisors (143015032114).

243125554502 is a wasteful number, since it uses less digits than its factorization.

243125554502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7150751622.

The product of its (nonzero) digits is 240000, while the sum is 38.

The spelling of 243125554502 in words is "two hundred forty-three billion, one hundred twenty-five million, five hundred fifty-four thousand, five hundred two".