55211170651 has 8 divisors (see below), whose sum is σ = 67952210144. Its totient is φ = 43683563520.

The previous prime is 55211170639. The next prime is 55211170661. The reversal of 55211170651 is 15607111255.

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

It is a cyclic number.

It is not a de Polignac number, because 55211170651 - 2⁹ = 55211170139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55211170631) 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, 303357990 + ... + 303358171.

It is an arithmetic number, because the mean of its divisors is an integer number (8494026268).

Almost surely, 2^55211170651 is an apocalyptic number.

55211170651 is a deficient number, since it is larger than the sum of its proper divisors (12741039493).

55211170651 is a wasteful number, since it uses less digits than its factorization.

55211170651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606716181.

The product of its (nonzero) digits is 10500, while the sum is 34.

The spelling of 55211170651 in words is "fifty-five billion, two hundred eleven million, one hundred seventy thousand, six hundred fifty-one".