355434434553 has 32 divisors (see below), whose sum is σ = 531213004800. Its totient is φ = 209496231360.

The previous prime is 355434434543. The next prime is 355434434581.

355434434553 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 355434434553 - 2⁸ = 355434434297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (355434434513) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2628798 + ... + 2760696.

It is an arithmetic number, because the mean of its divisors is an integer number (16600406400).

Almost surely, 2^355434434553 is an apocalyptic number.

355434434553 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

355434434553 is a deficient number, since it is larger than the sum of its proper divisors (175778570247).

355434434553 is a wasteful number, since it uses less digits than its factorization.

355434434553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134157.

The product of its digits is 12960000, while the sum is 48.

It can be divided in two parts, 355434 and 434553, that added together give a palindrome (789987).

The spelling of 355434434553 in words is "three hundred fifty-five billion, four hundred thirty-four million, four hundred thirty-four thousand, five hundred fifty-three".