313454620502225 has 24 divisors (see below), whose sum is σ = 394591345787520. Its totient is φ = 246954349350720.

The previous prime is 313454620502189. The next prime is 313454620502249. The reversal of 313454620502225 is 522205026454313.

It is not a de Polignac number, because 313454620502225 - 2²⁰ = 313454619453649 is a prime.

It is a super-2 number, since 2×313454620502225² (a number of 30 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, 19014857 + ... + 31440006.

It is an arithmetic number, because the mean of its divisors is an integer number (16441306074480).

Almost surely, 2^{313454620502225} is an apocalyptic number.

It is an amenable number.

313454620502225 is a deficient number, since it is larger than the sum of its proper divisors (81136725285295).

313454620502225 is a wasteful number, since it uses less digits than its factorization.

313454620502225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50458649 (or 50458644 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 44.

Adding to 313454620502225 its reverse (522205026454313), we get a palindrome (835659646956538).

The spelling of 313454620502225 in words is "three hundred thirteen trillion, four hundred fifty-four billion, six hundred twenty million, five hundred two thousand, two hundred twenty-five".