55357716 has 24 divisors (see below), whose sum is σ = 135966880. Its totient is φ = 17481312.

The previous prime is 55357703. The next prime is 55357717. The reversal of 55357716 is 61775355.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55357717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121171 + ... + 121626.

Almost surely, 2^55357716 is an apocalyptic number.

It is an amenable number.

55357716 is an abundant number, since it is smaller than the sum of its proper divisors (80609164).

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

55357716 is a wasteful number, since it uses less digits than its factorization.

55357716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242823 (or 242821 counting only the distinct ones).

The product of its digits is 110250, while the sum is 39.

The square root of 55357716 is about 7440.2766077613. The cubic root of 55357716 is about 381.1179359481.

The spelling of 55357716 in words is "fifty-five million, three hundred fifty-seven thousand, seven hundred sixteen".