55152576 has 70 divisors (see below), whose sum is σ = 163504880. Its totient is φ = 18382464.

The previous prime is 55152571. The next prime is 55152593. The reversal of 55152576 is 67525155.

It is a happy number.

55152576 is a `hidden beast` number, since 551 + 52 + 57 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 55152576.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55152571) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 136 + ... + 10503.

It is an arithmetic number, because the mean of its divisors is an integer number (2335784).

Almost surely, 2^55152576 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 55152576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81752440).

55152576 is an abundant number, since it is smaller than the sum of its proper divisors (108352304).

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

55152576 is a wasteful number, since it uses less digits than its factorization.

55152576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10663 (or 10644 counting only the distinct ones).

The product of its digits is 52500, while the sum is 36.

The square root of 55152576 is about 7426.4780347080. The cubic root of 55152576 is about 380.6465815616.

The spelling of 55152576 in words is "fifty-five million, one hundred fifty-two thousand, five hundred seventy-six".