313146251052 has 24 divisors (see below), whose sum is σ = 755870262000. Its totient is φ = 100782701376.

The previous prime is 313146251003. The next prime is 313146251057. The reversal of 313146251052 is 250152641313.

It is a super-2 number, since 2×313146251052² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (313146251057) 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, 449922427 + ... + 449923122.

It is an arithmetic number, because the mean of its divisors is an integer number (31494594250).

Almost surely, 2^313146251052 is an apocalyptic number.

It is an amenable number.

313146251052 is an abundant number, since it is smaller than the sum of its proper divisors (442724010948).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

313146251052 is a wasteful number, since it uses less digits than its factorization.

313146251052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 899845585 (or 899845583 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

Adding to 313146251052 its reverse (250152641313), we get a palindrome (563298892365).

The spelling of 313146251052 in words is "three hundred thirteen billion, one hundred forty-six million, two hundred fifty-one thousand, fifty-two".