55861031323 has 8 divisors (see below), whose sum is σ = 59165707392. Its totient is φ = 52558436736.

The previous prime is 55861031269. The next prime is 55861031329. The reversal of 55861031323 is 32313016855.

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 55861031323 - 2²¹ = 55858934171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55861031329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 464940 + ... + 572617.

It is an arithmetic number, because the mean of its divisors is an integer number (7395713424).

Almost surely, 2^55861031323 is an apocalyptic number.

55861031323 is a deficient number, since it is larger than the sum of its proper divisors (3304676069).

55861031323 is a wasteful number, since it uses less digits than its factorization.

55861031323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1040741.

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 55861031323 in words is "fifty-five billion, eight hundred sixty-one million, thirty-one thousand, three hundred twenty-three".