243620026342 has 32 divisors (see below), whose sum is σ = 466713321984. Its totient is φ = 92601844800.

The previous prime is 243620026339. The next prime is 243620026343.

243620026342 is nontrivially palindromic in base 10.

It is a super-3 number, since 3×243620026342³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 243620026298 and 243620026307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243620026343) 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, 19285738 + ... + 19298365.

It is an arithmetic number, because the mean of its divisors is an integer number (14584791312).

Almost surely, 2^243620026342 is an apocalyptic number.

243620026342 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

243620026342 is a deficient number, since it is larger than the sum of its proper divisors (223093295642).

243620026342 is a wasteful number, since it uses less digits than its factorization.

243620026342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38584164.

The product of its (nonzero) digits is 82944, while the sum is 34.

The spelling of 243620026342 in words is "two hundred forty-three billion, six hundred twenty million, twenty-six thousand, three hundred forty-two".