55515476203 has 8 divisors (see below), whose sum is σ = 62515961856. Its totient is φ = 48840594600.

The previous prime is 55515476201. The next prime is 55515476207. The reversal of 55515476203 is 30267451555.

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 55515476203 - 2¹ = 55515476201 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 55515476203.

It is not an unprimeable number, because it can be changed into a prime (55515476201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81400651 + ... + 81401332.

It is an arithmetic number, because the mean of its divisors is an integer number (7814495232).

Almost surely, 2^55515476203 is an apocalyptic number.

55515476203 is a deficient number, since it is larger than the sum of its proper divisors (7000485653).

55515476203 is a wasteful number, since it uses less digits than its factorization.

55515476203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162802025.

The product of its (nonzero) digits is 630000, while the sum is 43.

The spelling of 55515476203 in words is "fifty-five billion, five hundred fifteen million, four hundred seventy-six thousand, two hundred three".