355503521204245 has 16 divisors (see below), whose sum is σ = 429430770882432. Its totient is φ = 282518465198400.

The previous prime is 355503521204233. The next prime is 355503521204311. The reversal of 355503521204245 is 542402125305553.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-355503521204245 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 355503521204195 and 355503521204204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 347584374 + ... + 348605656.

It is an arithmetic number, because the mean of its divisors is an integer number (26839423180152).

Almost surely, 2^{355503521204245} is an apocalyptic number.

It is an amenable number.

355503521204245 is a deficient number, since it is larger than the sum of its proper divisors (73927249678187).

355503521204245 is a wasteful number, since it uses less digits than its factorization.

355503521204245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1482492.

The product of its (nonzero) digits is 3600000, while the sum is 46.

Adding to 355503521204245 its reverse (542402125305553), we get a palindrome (897905646509798).

The spelling of 355503521204245 in words is "three hundred fifty-five trillion, five hundred three billion, five hundred twenty-one million, two hundred four thousand, two hundred forty-five".