242915000156 has 12 divisors (see below), whose sum is σ = 425203639392. Its totient is φ = 121428246048.

The previous prime is 242915000099. The next prime is 242915000183. The reversal of 242915000156 is 651000519242.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7294820 + ... + 7328043.

It is an arithmetic number, because the mean of its divisors is an integer number (35433636616).

Almost surely, 2^242915000156 is an apocalyptic number.

It is an amenable number.

242915000156 is a deficient number, since it is larger than the sum of its proper divisors (182288639236).

242915000156 is a wasteful number, since it uses less digits than its factorization.

242915000156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14627020 (or 14627018 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 35.

Adding to 242915000156 its reverse (651000519242), we get a palindrome (893915519398).

The spelling of 242915000156 in words is "two hundred forty-two billion, nine hundred fifteen million, one hundred fifty-six", and thus it is an aban number.