551004205103 has 8 divisors (see below), whose sum is σ = 601102650240. Its totient is φ = 500906952280.

The previous prime is 551004205069. The next prime is 551004205109. The reversal of 551004205103 is 301502400155.

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 551004205103 - 2¹⁸ = 551003942959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551004205109) 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, 865808 + ... + 1360746.

It is an arithmetic number, because the mean of its divisors is an integer number (75137831280).

Almost surely, 2^551004205103 is an apocalyptic number.

551004205103 is a deficient number, since it is larger than the sum of its proper divisors (50098445137).

551004205103 is a wasteful number, since it uses less digits than its factorization.

551004205103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 596157.

The product of its (nonzero) digits is 3000, while the sum is 26.

Adding to 551004205103 its reverse (301502400155), we get a palindrome (852506605258).

The spelling of 551004205103 in words is "five hundred fifty-one billion, four million, two hundred five thousand, one hundred three".