55477701 has 12 divisors (see below), whose sum is σ = 84352320. Its totient is φ = 35038440.

The previous prime is 55477691. The next prime is 55477703. The reversal of 55477701 is 10777455.

55477701 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55477701 - 2⁶ = 55477637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55477703) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 162045 + ... + 162386.

It is an arithmetic number, because the mean of its divisors is an integer number (7029360).

Almost surely, 2^55477701 is an apocalyptic number.

It is an amenable number.

55477701 is a deficient number, since it is larger than the sum of its proper divisors (28874619).

55477701 is a wasteful number, since it uses less digits than its factorization.

55477701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324456 (or 324453 counting only the distinct ones).

The product of its (nonzero) digits is 34300, while the sum is 36.

The square root of 55477701 is about 7448.3354516294. The cubic root of 55477701 is about 381.3930884205.

The spelling of 55477701 in words is "fifty-five million, four hundred seventy-seven thousand, seven hundred one".