242152553542 has 8 divisors (see below), whose sum is σ = 363235795416. Its totient is φ = 121073955072.

The previous prime is 242152553521. The next prime is 242152553543. The reversal of 242152553542 is 245355251242.

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

It is a super-2 number, since 2×242152553542² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 242152553495 and 242152553504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242152553543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1027408 + ... + 1240915.

It is an arithmetic number, because the mean of its divisors is an integer number (45404474427).

Almost surely, 2^242152553542 is an apocalyptic number.

242152553542 is a deficient number, since it is larger than the sum of its proper divisors (121083241874).

242152553542 is a wasteful number, since it uses less digits than its factorization.

242152553542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2321702.

The product of its digits is 480000, while the sum is 40.

The spelling of 242152553542 in words is "two hundred forty-two billion, one hundred fifty-two million, five hundred fifty-three thousand, five hundred forty-two".