242442200157 has 8 divisors (see below), whose sum is σ = 323273561184. Its totient is φ = 161619486288.

The previous prime is 242442200107. The next prime is 242442200159. The reversal of 242442200157 is 751002244242.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 242442200157 - 2¹¹ = 242442198109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242442200159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2096083 + ... + 2208720.

It is an arithmetic number, because the mean of its divisors is an integer number (40409195148).

Almost surely, 2^242442200157 is an apocalyptic number.

It is an amenable number.

242442200157 is a deficient number, since it is larger than the sum of its proper divisors (80831361027).

242442200157 is a wasteful number, since it uses less digits than its factorization.

242442200157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4323579.

The product of its (nonzero) digits is 35840, while the sum is 33.

Adding to 242442200157 its reverse (751002244242), we get a palindrome (993444444399).

The spelling of 242442200157 in words is "two hundred forty-two billion, four hundred forty-two million, two hundred thousand, one hundred fifty-seven".