55629456 has 80 divisors (see below), whose sum is σ = 153740160. Its totient is φ = 17290240.

The previous prime is 55629437. The next prime is 55629461. The reversal of 55629456 is 65492655.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44650 + ... + 45878.

It is an arithmetic number, because the mean of its divisors is an integer number (1921752).

Almost surely, 2^55629456 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 55629456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76870080).

55629456 is an abundant number, since it is smaller than the sum of its proper divisors (98110704).

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

55629456 is a wasteful number, since it uses less digits than its factorization.

55629456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1304 (or 1298 counting only the distinct ones).

The product of its digits is 324000, while the sum is 42.

The square root of 55629456 is about 7458.5156700244. The cubic root of 55629456 is about 381.7405290032.

The spelling of 55629456 in words is "fifty-five million, six hundred twenty-nine thousand, four hundred fifty-six".