355379973553 has 16 divisors (see below), whose sum is σ = 397342314432. Its totient is φ = 315034720000.

The previous prime is 355379973547. The next prime is 355379973617.

355379973553 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 355379973553 - 2¹³ = 355379965361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (355379943553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 706653 + ... + 1100053.

It is an arithmetic number, because the mean of its divisors is an integer number (24833894652).

Almost surely, 2^355379973553 is an apocalyptic number.

It is an amenable number.

355379973553 is a deficient number, since it is larger than the sum of its proper divisors (41962340879).

355379973553 is a wasteful number, since it uses less digits than its factorization.

355379973553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395456.

The product of its digits is 200930625, while the sum is 64.

The spelling of 355379973553 in words is "three hundred fifty-five billion, three hundred seventy-nine million, nine hundred seventy-three thousand, five hundred fifty-three".