355135252425 has 48 divisors (see below), whose sum is σ = 633134685120. Its totient is φ = 175060224000.

The previous prime is 355135252411. The next prime is 355135252487. The reversal of 355135252425 is 524252531553.

It is not a de Polignac number, because 355135252425 - 2¹² = 355135248329 is a prime.

It is a super-2 number, since 2×355135252425² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2980816 + ... + 3097665.

It is an arithmetic number, because the mean of its divisors is an integer number (13190305940).

Almost surely, 2^355135252425 is an apocalyptic number.

It is an amenable number.

355135252425 is a deficient number, since it is larger than the sum of its proper divisors (277999432695).

355135252425 is a wasteful number, since it uses less digits than its factorization.

355135252425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6078554 (or 6078549 counting only the distinct ones).

The product of its digits is 900000, while the sum is 42.

Adding to 355135252425 its reverse (524252531553), we get a palindrome (879387783978).

The spelling of 355135252425 in words is "three hundred fifty-five billion, one hundred thirty-five million, two hundred fifty-two thousand, four hundred twenty-five".