55051511006 has 8 divisors (see below), whose sum is σ = 83334856440. Its totient is φ = 27273225528.

The previous prime is 55051511003. The next prime is 55051511023. The reversal of 55051511006 is 60011515055.

It is a happy number.

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

It is a super-3 number, since 3×55051511006³ (a number of 33 digits) contains 333 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 55051511006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55051511003) 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 3 ways as a sum of consecutive naturals, for example, 126264716 + ... + 126265151.

It is an arithmetic number, because the mean of its divisors is an integer number (10416857055).

Almost surely, 2^55051511006 is an apocalyptic number.

55051511006 is a deficient number, since it is larger than the sum of its proper divisors (28283345434).

55051511006 is a wasteful number, since it uses less digits than its factorization.

55051511006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252529978.

The product of its (nonzero) digits is 3750, while the sum is 29.

The spelling of 55051511006 in words is "fifty-five billion, fifty-one million, five hundred eleven thousand, six".