54655512 has 64 divisors (see below), whose sum is σ = 142773600. Its totient is φ = 17418240.

The previous prime is 54655481. The next prime is 54655519. The reversal of 54655512 is 21555645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54655519) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53664 + ... + 54672.

Almost surely, 2^54655512 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 54655512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71386800).

54655512 is an abundant number, since it is smaller than the sum of its proper divisors (88118088).

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

54655512 is a wasteful number, since it uses less digits than its factorization.

54655512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1116 (or 1112 counting only the distinct ones).

The product of its digits is 30000, while the sum is 33.

The square root of 54655512 is about 7392.9366289723. The cubic root of 54655512 is about 379.4995998822.

The spelling of 54655512 in words is "fifty-four million, six hundred fifty-five thousand, five hundred twelve".