55377863 has 8 divisors (see below), whose sum is σ = 56981760. Its totient is φ = 53779680.

The previous prime is 55377853. The next prime is 55377869. The reversal of 55377863 is 36877355.

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

It is a cyclic number.

It is not a de Polignac number, because 55377863 - 2⁸ = 55377607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55377869) 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, 25178 + ... + 27288.

It is an arithmetic number, because the mean of its divisors is an integer number (7122720).

Almost surely, 2^55377863 is an apocalyptic number.

55377863 is a deficient number, since it is larger than the sum of its proper divisors (1603897).

55377863 is a wasteful number, since it uses less digits than its factorization.

55377863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2857.

The product of its digits is 529200, while the sum is 44.

The square root of 55377863 is about 7441.6303993144. The cubic root of 55377863 is about 381.1641652865.

The spelling of 55377863 in words is "fifty-five million, three hundred seventy-seven thousand, eight hundred sixty-three".