353120040523 has 8 divisors (see below), whose sum is σ = 362701418688. Its totient is φ = 343540641024.

The previous prime is 353120040521. The next prime is 353120040569. The reversal of 353120040523 is 325040021353.

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 353120040523 - 2¹ = 353120040521 is a prime.

It is a super-2 number, since 2×353120040523² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 353120040491 and 353120040500.

It is not an unprimeable number, because it can be changed into a prime (353120040521) 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 7 ways as a sum of consecutive naturals, for example, 129286 + ... + 850267.

It is an arithmetic number, because the mean of its divisors is an integer number (45337677336).

Almost surely, 2^353120040523 is an apocalyptic number.

353120040523 is a deficient number, since it is larger than the sum of its proper divisors (9581378165).

353120040523 is an equidigital number, since it uses as much as digits as its factorization.

353120040523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 989333.

The product of its (nonzero) digits is 10800, while the sum is 28.

Adding to 353120040523 its reverse (325040021353), we get a palindrome (678160061876).

The spelling of 353120040523 in words is "three hundred fifty-three billion, one hundred twenty million, forty thousand, five hundred twenty-three".