551115075106 has 8 divisors (see below), whose sum is σ = 826699761324. Its totient is φ = 275548488000.

The previous prime is 551115075101. The next prime is 551115075113. The reversal of 551115075106 is 601570511155.

It can be written as a sum of positive squares in 2 ways, for example, as 551096884881 + 18190225 = 742359^2 + 4265^2 .

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

It is a super-2 number, since 2×551115075106² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (551115075101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4448395 + ... + 4570606.

Almost surely, 2^551115075106 is an apocalyptic number.

551115075106 is a deficient number, since it is larger than the sum of its proper divisors (275584686218).

551115075106 is a wasteful number, since it uses less digits than its factorization.

551115075106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9049556.

The product of its (nonzero) digits is 26250, while the sum is 37.

The spelling of 551115075106 in words is "five hundred fifty-one billion, one hundred fifteen million, seventy-five thousand, one hundred six".