242015641385 has 16 divisors (see below), whose sum is σ = 331944480000. Its totient is φ = 165934925376.

The previous prime is 242015641379. The next prime is 242015641447. The reversal of 242015641385 is 583146510242.

It is a cyclic number.

It is not a de Polignac number, because 242015641385 - 2¹⁴ = 242015625001 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69230 + ... + 699159.

It is an arithmetic number, because the mean of its divisors is an integer number (20746530000).

Almost surely, 2^242015641385 is an apocalyptic number.

It is an amenable number.

242015641385 is a deficient number, since it is larger than the sum of its proper divisors (89928838615).

242015641385 is an equidigital number, since it uses as much as digits as its factorization.

242015641385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777400.

The product of its (nonzero) digits is 230400, while the sum is 41.

The spelling of 242015641385 in words is "two hundred forty-two billion, fifteen million, six hundred forty-one thousand, three hundred eighty-five".