253313845147 has 24 divisors (see below), whose sum is σ = 284142536496. Its totient is φ = 223828416000.

The previous prime is 253313845121. The next prime is 253313845159. The reversal of 253313845147 is 741548313352.

It is a de Polignac number, because none of the positive numbers 2^k-253313845147 is a prime.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

Its product of digits (1209600) is a multiple of the sum of its prime divisors (1680).

It is a junction number, because it is equal to n+sod(n) for n = 253313845097 and 253313845106.

It is not an unprimeable number, because it can be changed into a prime (253313845117) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 196214572 + ... + 196215862.

It is an arithmetic number, because the mean of its divisors is an integer number (11839272354).

Almost surely, 2^253313845147 is an apocalyptic number.

253313845147 is a deficient number, since it is larger than the sum of its proper divisors (30828691349).

253313845147 is an equidigital number, since it uses as much as digits as its factorization.

253313845147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2971 (or 1680 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 46.

The spelling of 253313845147 in words is "two hundred fifty-three billion, three hundred thirteen million, eight hundred forty-five thousand, one hundred forty-seven".