55069360 has 60 divisors (see below), whose sum is σ = 134379792. Its totient is φ = 20948224.

The previous prime is 55069349. The next prime is 55069363. The reversal of 55069360 is 6396055.

It is not an unprimeable number, because it can be changed into a prime (55069363) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 318234 + ... + 318406.

Almost surely, 2^55069360 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 55069360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67189896).

55069360 is an abundant number, since it is smaller than the sum of its proper divisors (79310432).

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

55069360 is a wasteful number, since it uses less digits than its factorization.

55069360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382 (or 203 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 34.

The square root of 55069360 is about 7420.8732639764. The cubic root of 55069360 is about 380.4550412154.

The spelling of 55069360 in words is "fifty-five million, sixty-nine thousand, three hundred sixty".