55677654 has 12 divisors (see below), whose sum is σ = 120634956. Its totient is φ = 18559212.

The previous prime is 55677617. The next prime is 55677673. The reversal of 55677654 is 45677655.

55677654 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1546584 + ... + 1546619.

It is an arithmetic number, because the mean of its divisors is an integer number (10052913).

Almost surely, 2^55677654 is an apocalyptic number.

55677654 is an abundant number, since it is smaller than the sum of its proper divisors (64957302).

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

55677654 is a wasteful number, since it uses less digits than its factorization.

55677654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3093211 (or 3093208 counting only the distinct ones).

The product of its digits is 882000, while the sum is 45.

The square root of 55677654 is about 7461.7460423148. The cubic root of 55677654 is about 381.8507453056.

Subtracting from 55677654 its reverse (45677655), we obtain a palindrome (9999999).

It can be divided in two parts, 556 and 77654, that added together give a triangular number (78210 = T₃₉₅).

The spelling of 55677654 in words is "fifty-five million, six hundred seventy-seven thousand, six hundred fifty-four".