242434031140040 has 64 divisors (see below), whose sum is σ = 557085743804160. Its totient is φ = 94909783713280.

The previous prime is 242434031140013. The next prime is 242434031140097. The reversal of 242434031140040 is 40041130434242.

It is a junction number, because it is equal to n+sod(n) for n = 242434031139979 and 242434031140006.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 477813524 + ... + 478320636.

It is an arithmetic number, because the mean of its divisors is an integer number (8704464746940).

Almost surely, 2^{242434031140040} is an apocalyptic number.

242434031140040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

242434031140040 is an abundant number, since it is smaller than the sum of its proper divisors (314651712664120).

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

242434031140040 is a wasteful number, since it uses less digits than its factorization.

242434031140040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 761462 (or 761458 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 242434031140040 its reverse (40041130434242), we get a palindrome (282475161574282).

The spelling of 242434031140040 in words is "two hundred forty-two trillion, four hundred thirty-four billion, thirty-one million, one hundred forty thousand, forty".