242435515202040 has 64 divisors (see below), whose sum is σ = 727313539059360. Its totient is φ = 64648849080320.

The previous prime is 242435515202039. The next prime is 242435515202047. The reversal of 242435515202040 is 40202515534242.

It is a self number, because there is not a number n which added to its sum of digits gives 242435515202040.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242435515202047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2886472 + ... + 22208168.

Almost surely, 2^{242435515202040} is an apocalyptic number.

242435515202040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

242435515202040 is an abundant number, since it is smaller than the sum of its proper divisors (484878023857320).

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

242435515202040 is a wasteful number, since it uses less digits than its factorization.

242435515202040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19426272 (or 19426268 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 39.

The spelling of 242435515202040 in words is "two hundred forty-two trillion, four hundred thirty-five billion, five hundred fifteen million, two hundred two thousand, forty".