553478828874355 has 4 divisors (see below), whose sum is σ = 664174594649232. Its totient is φ = 442783063099480.

The previous prime is 553478828874329. The next prime is 553478828874359.

553478828874355 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 553478828874355 - 2³⁷ = 553341389920883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (553478828874359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55347882887431 + ... + 55347882887440.

It is an arithmetic number, because the mean of its divisors is an integer number (166043648662308).

Almost surely, 2^{553478828874355} is an apocalyptic number.

553478828874355 is a deficient number, since it is larger than the sum of its proper divisors (110695765774877).

553478828874355 is a wasteful number, since it uses less digits than its factorization.

553478828874355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110695765774876.

The product of its digits is 36126720000, while the sum is 82.

The spelling of 553478828874355 in words is "five hundred fifty-three trillion, four hundred seventy-eight billion, eight hundred twenty-eight million, eight hundred seventy-four thousand, three hundred fifty-five".