242989771718058 has 16 divisors (see below), whose sum is σ = 511557414143520. Its totient is φ = 76733612121456.

The previous prime is 242989771718047. The next prime is 242989771718081. The reversal of 242989771718058 is 850817177989242.

It is a super-3 number, since 3×242989771718058³ (a number of 44 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1065744612685 + ... + 1065744612912.

It is an arithmetic number, because the mean of its divisors is an integer number (31972338383970).

Almost surely, 2^{242989771718058} is an apocalyptic number.

242989771718058 is an abundant number, since it is smaller than the sum of its proper divisors (268567642425462).

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

242989771718058 is a wasteful number, since it uses less digits than its factorization.

242989771718058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2131489225621.

The product of its (nonzero) digits is 1137991680, while the sum is 78.

The spelling of 242989771718058 in words is "two hundred forty-two trillion, nine hundred eighty-nine billion, seven hundred seventy-one million, seven hundred eighteen thousand, fifty-eight".