242641506556 has 12 divisors (see below), whose sum is σ = 424835068000. Its totient is φ = 121260058560.

The previous prime is 242641506539. The next prime is 242641506557. The reversal of 242641506556 is 655605146242.

It is a super-2 number, since 2×242641506556² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242641506557) 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, 15164685 + ... + 15180676.

Almost surely, 2^242641506556 is an apocalyptic number.

It is an amenable number.

242641506556 is a deficient number, since it is larger than the sum of its proper divisors (182193561444).

242641506556 is a wasteful number, since it uses less digits than its factorization.

242641506556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30347364 (or 30347362 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 46.

The spelling of 242641506556 in words is "two hundred forty-two billion, six hundred forty-one million, five hundred six thousand, five hundred fifty-six".