242544401393 has 16 divisors (see below), whose sum is σ = 293513935104. Its totient is φ = 195656186880.

The previous prime is 242544401383. The next prime is 242544401401. The reversal of 242544401393 is 393104445242.

It is not a de Polignac number, because 242544401393 - 2¹⁶ = 242544335857 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 242544401393.

It is not an unprimeable number, because it can be changed into a prime (242544401383) 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, 3143588 + ... + 3219818.

It is an arithmetic number, because the mean of its divisors is an integer number (18344620944).

Almost surely, 2^242544401393 is an apocalyptic number.

It is an amenable number.

242544401393 is a deficient number, since it is larger than the sum of its proper divisors (50969533711).

242544401393 is a wasteful number, since it uses less digits than its factorization.

242544401393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102992.

The product of its (nonzero) digits is 414720, while the sum is 41.

The spelling of 242544401393 in words is "two hundred forty-two billion, five hundred forty-four million, four hundred one thousand, three hundred ninety-three".