55677655 has 8 divisors (see below), whose sum is σ = 72887184. Its totient is φ = 40492800.

The previous prime is 55677617. The next prime is 55677673.

55677655 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55677655 - 2⁹ = 55677143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 506106 + ... + 506215.

It is an arithmetic number, because the mean of its divisors is an integer number (9110898).

Almost surely, 2^55677655 is an apocalyptic number.

55677655 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55677655 is a deficient number, since it is larger than the sum of its proper divisors (17209529).

55677655 is a wasteful number, since it uses less digits than its factorization.

55677655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1012337.

The product of its digits is 1102500, while the sum is 46.

The square root of 55677655 is about 7461.7461093232. The cubic root of 55677655 is about 381.8507475917.

It can be divided in two parts, 55 and 677655, that multiplied together give a square (37271025 = 6105²).

The spelling of 55677655 in words is "fifty-five million, six hundred seventy-seven thousand, six hundred fifty-five".