551404413030 has 64 divisors (see below), whose sum is σ = 1384773285888. Its totient is φ = 140348609280.

The previous prime is 551404413013. The next prime is 551404413037. The reversal of 551404413030 is 30314404155.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551404413037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3993124 + ... + 4128903.

It is an arithmetic number, because the mean of its divisors is an integer number (21637082592).

Almost surely, 2^551404413030 is an apocalyptic number.

551404413030 is an abundant number, since it is smaller than the sum of its proper divisors (833368872858).

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

551404413030 is a wasteful number, since it uses less digits than its factorization.

551404413030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8122141.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 551404413030 its reverse (30314404155), we get a palindrome (581718817185).

The spelling of 551404413030 in words is "five hundred fifty-one billion, four hundred four million, four hundred thirteen thousand, thirty".