242676451531 has 8 divisors (see below), whose sum is σ = 243801793728. Its totient is φ = 241552800000.

The previous prime is 242676451519. The next prime is 242676451571. The reversal of 242676451531 is 135154676242.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242676451531 is a prime.

It is a super-2 number, since 2×242676451531² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242676451571) 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, 134470 + ... + 709531.

It is an arithmetic number, because the mean of its divisors is an integer number (30475224216).

Almost surely, 2^242676451531 is an apocalyptic number.

242676451531 is a deficient number, since it is larger than the sum of its proper divisors (1125342197).

242676451531 is a wasteful number, since it uses less digits than its factorization.

242676451531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 845333.

The product of its digits is 1209600, while the sum is 46.

The spelling of 242676451531 in words is "two hundred forty-two billion, six hundred seventy-six million, four hundred fifty-one thousand, five hundred thirty-one".