55477323 has 24 divisors (see below), whose sum is σ = 87672000. Its totient is φ = 33525360.

The previous prime is 55477313. The next prime is 55477327. The reversal of 55477323 is 32377455.

55477323 is a `hidden beast` number, since 554 + 77 + 32 + 3 = 666.

It is not a de Polignac number, because 55477323 - 2¹⁴ = 55460939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55477327) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48840 + ... + 49962.

It is an arithmetic number, because the mean of its divisors is an integer number (3653000).

Almost surely, 2^55477323 is an apocalyptic number.

55477323 is a deficient number, since it is larger than the sum of its proper divisors (32194677).

55477323 is a wasteful number, since it uses less digits than its factorization.

55477323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1639 (or 1636 counting only the distinct ones).

The product of its digits is 88200, while the sum is 36.

The square root of 55477323 is about 7448.3100767892. The cubic root of 55477323 is about 381.3922222051.

It can be divided in two parts, 554 and 77323, that added together give a palindrome (77877).

The spelling of 55477323 in words is "fifty-five million, four hundred seventy-seven thousand, three hundred twenty-three".