243551250034413 has 16 divisors (see below), whose sum is σ = 325615723974720. Its totient is φ = 161927200963584.

The previous prime is 243551250034409. The next prime is 243551250034451. The reversal of 243551250034413 is 314430052155342.

It is not a de Polignac number, because 243551250034413 - 2² = 243551250034409 is a prime.

It is a super-2 number, since 2×243551250034413² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243551250034913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7644595 + ... + 23356847.

It is an arithmetic number, because the mean of its divisors is an integer number (20350982748420).

Almost surely, 2^{243551250034413} is an apocalyptic number.

It is an amenable number.

243551250034413 is a deficient number, since it is larger than the sum of its proper divisors (82064473940307).

243551250034413 is a wasteful number, since it uses less digits than its factorization.

243551250034413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15726268.

The product of its (nonzero) digits is 864000, while the sum is 42.

The spelling of 243551250034413 in words is "two hundred forty-three trillion, five hundred fifty-one billion, two hundred fifty million, thirty-four thousand, four hundred thirteen".