353052420225 has 24 divisors (see below), whose sum is σ = 618049415520. Its totient is φ = 177218469120.

The previous prime is 353052420167. The next prime is 353052420241. The reversal of 353052420225 is 522024250353.

It is not a de Polignac number, because 353052420225 - 2⁸ = 353052419969 is a prime.

It is a super-2 number, since 2×353052420225² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 138450655 + ... + 138453204.

It is an arithmetic number, because the mean of its divisors is an integer number (25752058980).

Almost surely, 2^353052420225 is an apocalyptic number.

It is an amenable number.

353052420225 is a deficient number, since it is larger than the sum of its proper divisors (264996995295).

353052420225 is a wasteful number, since it uses less digits than its factorization.

353052420225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276903889 (or 276903884 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 33.

Adding to 353052420225 its reverse (522024250353), we get a palindrome (875076670578).

The spelling of 353052420225 in words is "three hundred fifty-three billion, fifty-two million, four hundred twenty thousand, two hundred twenty-five".