55502351 has 8 divisors (see below), whose sum is σ = 56214000. Its totient is φ = 54795520.

The previous prime is 55502339. The next prime is 55502353. The reversal of 55502351 is 15320555.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55502351 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55502351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55502353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25631 + ... + 27711.

It is an arithmetic number, because the mean of its divisors is an integer number (7026750).

Almost surely, 2^55502351 is an apocalyptic number.

55502351 is a deficient number, since it is larger than the sum of its proper divisors (711649).

55502351 is a wasteful number, since it uses less digits than its factorization.

55502351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2409.

The product of its (nonzero) digits is 3750, while the sum is 26.

The square root of 55502351 is about 7449.9899999933. The cubic root of 55502351 is about 381.4495672543.

The spelling of 55502351 in words is "fifty-five million, five hundred two thousand, three hundred fifty-one".