55164030 has 32 divisors (see below), whose sum is σ = 139363200. Its totient is φ = 13936032.

The previous prime is 55164029. The next prime is 55164071. The reversal of 55164030 is 3046155.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47820 + ... + 48959.

It is an arithmetic number, because the mean of its divisors is an integer number (4355100).

Almost surely, 2^55164030 is an apocalyptic number.

55164030 is an abundant number, since it is smaller than the sum of its proper divisors (84199170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55164030 is a wasteful number, since it uses less digits than its factorization.

55164030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96808.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 55164030 is about 7427.2491542966. The cubic root of 55164030 is about 380.6729304316.

The spelling of 55164030 in words is "fifty-five million, one hundred sixty-four thousand, thirty".