551431015201330 has 128 divisors (see below), whose sum is σ = 1110489946546176. Its totient is φ = 195405768230400.

The previous prime is 551431015201309. The next prime is 551431015201333. The reversal of 551431015201330 is 33102510134155.

It is not an unprimeable number, because it can be changed into a prime (551431015201333) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 16965525859 + ... + 16965558361.

It is an arithmetic number, because the mean of its divisors is an integer number (8675702707392).

Almost surely, 2^{551431015201330} is an apocalyptic number.

551431015201330 is an abundant number, since it is smaller than the sum of its proper divisors (559058931344846).

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

551431015201330 is a wasteful number, since it uses less digits than its factorization.

551431015201330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36752.

The product of its (nonzero) digits is 27000, while the sum is 34.

Adding to 551431015201330 its reverse (33102510134155), we get a palindrome (584533525335485).

The spelling of 551431015201330 in words is "five hundred fifty-one trillion, four hundred thirty-one billion, fifteen million, two hundred one thousand, three hundred thirty".