55164651 has 8 divisors (see below), whose sum is σ = 74650944. Its totient is φ = 36227400.

The previous prime is 55164631. The next prime is 55164653. The reversal of 55164651 is 15646155.

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

It is not a de Polignac number, because 55164651 - 2⁹ = 55164139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55164653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137025 + ... + 137426.

It is an arithmetic number, because the mean of its divisors is an integer number (9331368).

Almost surely, 2^55164651 is an apocalyptic number.

55164651 is a deficient number, since it is larger than the sum of its proper divisors (19486293).

55164651 is a wasteful number, since it uses less digits than its factorization.

55164651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274521.

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

The square root of 55164651 is about 7427.2909596972. The cubic root of 55164651 is about 380.6743588805.

The spelling of 55164651 in words is "fifty-five million, one hundred sixty-four thousand, six hundred fifty-one".