253460606547 has 4 divisors (see below), whose sum is σ = 337947475400. Its totient is φ = 168973737696.

The previous prime is 253460606543. The next prime is 253460606549. The reversal of 253460606547 is 745606064352.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 253460606547 - 2² = 253460606543 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 253460606496 and 253460606505.

It is not an unprimeable number, because it can be changed into a prime (253460606543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42243434422 + ... + 42243434427.

It is an arithmetic number, because the mean of its divisors is an integer number (84486868850).

Almost surely, 2^253460606547 is an apocalyptic number.

253460606547 is a deficient number, since it is larger than the sum of its proper divisors (84486868853).

253460606547 is an equidigital number, since it uses as much as digits as its factorization.

253460606547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84486868852.

The product of its (nonzero) digits is 3628800, while the sum is 48.

The spelling of 253460606547 in words is "two hundred fifty-three billion, four hundred sixty million, six hundred six thousand, five hundred forty-seven".