353040280898 has 18 divisors (see below), whose sum is σ = 547234444377. Its totient is φ = 170813338080.

The previous prime is 353040280897. The next prime is 353040280927. The reversal of 353040280898 is 898082040353.

It can be written as a sum of positive squares in 2 ways, for example, as 322286696209 + 30753584689 = 567703^2 + 175367^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=420143.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (353040280891) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 26042090 + ... + 26055642.

Almost surely, 2^353040280898 is an apocalyptic number.

353040280898 is a deficient number, since it is larger than the sum of its proper divisors (194194163479).

353040280898 is an frugal number, since it uses more digits than its factorization.

353040280898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27170 (or 13586 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 50.

Multiplying 353040280898 by its sum of digits (50), we get a square (17652014044900 = 4201430²).

The spelling of 353040280898 in words is "three hundred fifty-three billion, forty million, two hundred eighty thousand, eight hundred ninety-eight".