55051604 has 12 divisors (see below), whose sum is σ = 100529184. Its totient is φ = 26328984.

The previous prime is 55051603. The next prime is 55051631. The reversal of 55051604 is 40615055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55051603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 299102 + ... + 299285.

It is an arithmetic number, because the mean of its divisors is an integer number (8377432).

Almost surely, 2^55051604 is an apocalyptic number.

It is an amenable number.

55051604 is a deficient number, since it is larger than the sum of its proper divisors (45477580).

55051604 is a wasteful number, since it uses less digits than its factorization.

55051604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 598414 (or 598412 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 55051604 is about 7419.6768123686. The cubic root of 55051604 is about 380.4141468119.

Adding to 55051604 its reverse (40615055), we get a palindrome (95666659).

It can be divided in two parts, 55051 and 604, that added together give a palindrome (55655).

The spelling of 55051604 in words is "fifty-five million, fifty-one thousand, six hundred four".