253354215116 has 6 divisors (see below), whose sum is σ = 443369876460. Its totient is φ = 126677107556.

The previous prime is 253354215053. The next prime is 253354215133. The reversal of 253354215116 is 611512453352.

It is a self number, because there is not a number n which added to its sum of digits gives 253354215116.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31669276886 + ... + 31669276893.

It is an arithmetic number, because the mean of its divisors is an integer number (73894979410).

Almost surely, 2^253354215116 is an apocalyptic number.

It is an amenable number.

253354215116 is a deficient number, since it is larger than the sum of its proper divisors (190015661344).

253354215116 is a wasteful number, since it uses less digits than its factorization.

253354215116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63338553783 (or 63338553781 counting only the distinct ones).

The product of its digits is 108000, while the sum is 38.

Adding to 253354215116 its reverse (611512453352), we get a palindrome (864866668468).

The spelling of 253354215116 in words is "two hundred fifty-three billion, three hundred fifty-four million, two hundred fifteen thousand, one hundred sixteen".