242250561423 has 24 divisors (see below), whose sum is σ = 376975461408. Its totient is φ = 149021387712.

The previous prime is 242250561383. The next prime is 242250561457. The reversal of 242250561423 is 324165052242.

242250561423 is a `hidden beast` number, since 2 + 4 + 2 + 2 + 50 + 561 + 42 + 3 = 666.

It is not a de Polignac number, because 242250561423 - 2⁸ = 242250561167 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242250561463) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 73515 + ... + 699932.

It is an arithmetic number, because the mean of its divisors is an integer number (15707310892).

Almost surely, 2^242250561423 is an apocalyptic number.

242250561423 is a deficient number, since it is larger than the sum of its proper divisors (134724899985).

242250561423 is a wasteful number, since it uses less digits than its factorization.

242250561423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 776143 (or 776140 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The spelling of 242250561423 in words is "two hundred forty-two billion, two hundred fifty million, five hundred sixty-one thousand, four hundred twenty-three".