551331004001 has 8 divisors (see below), whose sum is σ = 552892074720. Its totient is φ = 549770493888.

The previous prime is 551331003983. The next prime is 551331004013. The reversal of 551331004001 is 100400133155.

551331004001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 551331004001 - 2¹⁴ = 551330987617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (551331004201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1870250 + ... + 2144876.

It is an arithmetic number, because the mean of its divisors is an integer number (69111509340).

Almost surely, 2^551331004001 is an apocalyptic number.

It is an amenable number.

551331004001 is a deficient number, since it is larger than the sum of its proper divisors (1561070719).

551331004001 is a wasteful number, since it uses less digits than its factorization.

551331004001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280303.

The product of its (nonzero) digits is 900, while the sum is 23.

Adding to 551331004001 its reverse (100400133155), we get a palindrome (651731137156).

The spelling of 551331004001 in words is "five hundred fifty-one billion, three hundred thirty-one million, four thousand, one".