242152521354 has 64 divisors (see below), whose sum is σ = 572918935680. Its totient is φ = 75549646080.

The previous prime is 242152521319. The next prime is 242152521389. The reversal of 242152521354 is 453125251242.

242152521354 is a `hidden beast` number, since 2 + 42 + 15 + 252 + 1 + 354 = 666.

It is an interprime number because it is at equal distance from previous prime (242152521319) and next prime (242152521389).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 562524 + ... + 894839.

It is an arithmetic number, because the mean of its divisors is an integer number (8951858370).

Almost surely, 2^242152521354 is an apocalyptic number.

242152521354 is an abundant number, since it is smaller than the sum of its proper divisors (330766414326).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

242152521354 is a wasteful number, since it uses less digits than its factorization.

242152521354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1457572 (or 1457566 counting only the distinct ones).

The product of its digits is 96000, while the sum is 36.

Adding to 242152521354 its reverse (453125251242), we get a palindrome (695277772596).

The spelling of 242152521354 in words is "two hundred forty-two billion, one hundred fifty-two million, five hundred twenty-one thousand, three hundred fifty-four".