55260456 has 64 divisors (see below), whose sum is σ = 143337600. Its totient is φ = 17740800.

The previous prime is 55260451. The next prime is 55260481. The reversal of 55260456 is 65406255.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (55260451) 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, 87261 + ... + 87891.

It is an arithmetic number, because the mean of its divisors is an integer number (2239650).

Almost surely, 2^55260456 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 55260456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71668800).

55260456 is an abundant number, since it is smaller than the sum of its proper divisors (88077144).

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

55260456 is a wasteful number, since it uses less digits than its factorization.

55260456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770 (or 766 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 55260456 is about 7433.7376870589. The cubic root of 55260456 is about 380.8946050813.

The spelling of 55260456 in words is "fifty-five million, two hundred sixty thousand, four hundred fifty-six".