55005110064 has 120 divisors (see below), whose sum is σ = 158215349760. Its totient is φ = 17832507264.

The previous prime is 55005110051. The next prime is 55005110071. The reversal of 55005110064 is 46001150055.

It is a happy number.

55005110064 is a `hidden beast` number, since 5 + 500 + 51 + 100 + 6 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 726109 + ... + 798275.

It is an arithmetic number, because the mean of its divisors is an integer number (1318461248).

Almost surely, 2^55005110064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55005110064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79107674880).

55005110064 is an abundant number, since it is smaller than the sum of its proper divisors (103210239696).

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

55005110064 is a wasteful number, since it uses less digits than its factorization.

55005110064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72327 (or 72318 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The spelling of 55005110064 in words is "fifty-five billion, five million, one hundred ten thousand, sixty-four".