432621013550 has 48 divisors (see below), whose sum is σ = 877894561152. Its totient is φ = 157304690400.

The previous prime is 432621013537. The next prime is 432621013607. The reversal of 432621013550 is 55310126234.

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 (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10519127 + ... + 10560173.

It is an arithmetic number, because the mean of its divisors is an integer number (18289470024).

Almost surely, 2^432621013550 is an apocalyptic number.

432621013550 is an abundant number, since it is smaller than the sum of its proper divisors (445273547602).

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

432621013550 is a wasteful number, since it uses less digits than its factorization.

432621013550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60233 (or 60228 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 432621013550 its reverse (55310126234), we get a palindrome (487931139784).

The spelling of 432621013550 in words is "four hundred thirty-two billion, six hundred twenty-one million, thirteen thousand, five hundred fifty".