551211234135 has 8 divisors (see below), whose sum is σ = 881937974640. Its totient is φ = 293979324864.

The previous prime is 551211234073. The next prime is 551211234137. The reversal of 551211234135 is 531432112155.

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

It is not a de Polignac number, because 551211234135 - 2¹¹ = 551211232087 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 551211234096 and 551211234105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551211234137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18373707790 + ... + 18373707819.

It is an arithmetic number, because the mean of its divisors is an integer number (110242246830).

Almost surely, 2^551211234135 is an apocalyptic number.

551211234135 is a deficient number, since it is larger than the sum of its proper divisors (330726740505).

551211234135 is a wasteful number, since it uses less digits than its factorization.

551211234135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36747415617.

The product of its digits is 18000, while the sum is 33.

The spelling of 551211234135 in words is "five hundred fifty-one billion, two hundred eleven million, two hundred thirty-four thousand, one hundred thirty-five".