242533100551 has 16 divisors (see below), whose sum is σ = 292274901760. Its totient is φ = 196602785280.

The previous prime is 242533100489. The next prime is 242533100587. The reversal of 242533100551 is 155001335242.

It is a cyclic number.

It is not a de Polignac number, because 242533100551 - 2¹³ = 242533092359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242533100351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1503465 + ... + 1656946.

It is an arithmetic number, because the mean of its divisors is an integer number (18267181360).

Almost surely, 2^242533100551 is an apocalyptic number.

242533100551 is a deficient number, since it is larger than the sum of its proper divisors (49741801209).

242533100551 is a wasteful number, since it uses less digits than its factorization.

242533100551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3161014.

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 242533100551 its reverse (155001335242), we get a palindrome (397534435793).

The spelling of 242533100551 in words is "two hundred forty-two billion, five hundred thirty-three million, one hundred thousand, five hundred fifty-one".