305550132124040 has 64 divisors (see below), whose sum is σ = 687746426578560. Its totient is φ = 122174082501120.

The previous prime is 305550132124031. The next prime is 305550132124091. The reversal of 305550132124040 is 40421231055503.

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 15 ways as a sum of consecutive naturals, for example, 1249965269 + ... + 1250209691.

It is an arithmetic number, because the mean of its divisors is an integer number (10746037915290).

Almost surely, 2^{305550132124040} is an apocalyptic number.

It is an amenable number.

305550132124040 is an abundant number, since it is smaller than the sum of its proper divisors (382196294454520).

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

305550132124040 is a wasteful number, since it uses less digits than its factorization.

305550132124040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256062 (or 256058 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 305550132124040 its reverse (40421231055503), we get a palindrome (345971363179543).

The spelling of 305550132124040 in words is "three hundred five trillion, five hundred fifty billion, one hundred thirty-two million, one hundred twenty-four thousand, forty".