551055000651 has 4 divisors (see below), whose sum is σ = 734740000872. Its totient is φ = 367370000432.

The previous prime is 551055000599. The next prime is 551055000673. The reversal of 551055000651 is 156000550155.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 551055000651 - 2²⁶ = 550987891787 is a prime.

It is a super-2 number, since 2×551055000651² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (551055002651) 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 3 ways as a sum of consecutive naturals, for example, 91842500106 + ... + 91842500111.

It is an arithmetic number, because the mean of its divisors is an integer number (183685000218).

Almost surely, 2^551055000651 is an apocalyptic number.

551055000651 is a deficient number, since it is larger than the sum of its proper divisors (183685000221).

551055000651 is a wasteful number, since it uses less digits than its factorization.

551055000651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183685000220.

The product of its (nonzero) digits is 18750, while the sum is 33.

The spelling of 551055000651 in words is "five hundred fifty-one billion, fifty-five million, six hundred fifty-one", and thus it is an aban number.