551005155005 has 16 divisors (see below), whose sum is σ = 664564881024. Its totient is φ = 438569261760.

The previous prime is 551005154993. The next prime is 551005155089. The reversal of 551005155005 is 500551500155.

It is not a de Polignac number, because 551005155005 - 2⁴ = 551005154989 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 768695 + ... + 1301115.

It is an arithmetic number, because the mean of its divisors is an integer number (41535305064).

Almost surely, 2^551005155005 is an apocalyptic number.

It is an amenable number.

551005155005 is a deficient number, since it is larger than the sum of its proper divisors (113559726019).

551005155005 is a wasteful number, since it uses less digits than its factorization.

551005155005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533476.

The product of its (nonzero) digits is 15625, while the sum is 32.

The spelling of 551005155005 in words is "five hundred fifty-one billion, five million, one hundred fifty-five thousand, five".