551550005015 has 8 divisors (see below), whose sum is σ = 661870068288. Its totient is φ = 441233295840.

The previous prime is 551550005011. The next prime is 551550005059. The reversal of 551550005015 is 510500055155.

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

It is not a de Polignac number, because 551550005015 - 2² = 551550005011 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 (551550005011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 461327 + ... + 1147136.

It is an arithmetic number, because the mean of its divisors is an integer number (82733758536).

Almost surely, 2^551550005015 is an apocalyptic number.

551550005015 is a deficient number, since it is larger than the sum of its proper divisors (110320063273).

551550005015 is a wasteful number, since it uses less digits than its factorization.

551550005015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1677049.

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

The spelling of 551550005015 in words is "five hundred fifty-one billion, five hundred fifty million, five thousand, fifteen".