551422354532 has 48 divisors (see below), whose sum is σ = 1134638305920. Its totient is φ = 229607592192.

The previous prime is 551422354507. The next prime is 551422354583. The reversal of 551422354532 is 235453224155.

It is a super-2 number, since 2×551422354532² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 551422354532.

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, 1876307 + ... + 2150202.

It is an arithmetic number, because the mean of its divisors is an integer number (23638298040).

Almost surely, 2^551422354532 is an apocalyptic number.

It is an amenable number.

551422354532 is an abundant number, since it is smaller than the sum of its proper divisors (583215951388).

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

551422354532 is a wasteful number, since it uses less digits than its factorization.

551422354532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4026660 (or 4026658 counting only the distinct ones).

The product of its digits is 720000, while the sum is 41.

Adding to 551422354532 its reverse (235453224155), we get a palindrome (786875578687).

The spelling of 551422354532 in words is "five hundred fifty-one billion, four hundred twenty-two million, three hundred fifty-four thousand, five hundred thirty-two".