248006165491 has 8 divisors (see below), whose sum is σ = 283464674144. Its totient is φ = 212554920960.

The previous prime is 248006165479. The next prime is 248006165591. The reversal of 248006165491 is 194561600842.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 248006165491 - 2²³ = 247997776883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (248006165291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1742670 + ... + 1879603.

It is an arithmetic number, because the mean of its divisors is an integer number (35433084268).

Almost surely, 2^248006165491 is an apocalyptic number.

248006165491 is a deficient number, since it is larger than the sum of its proper divisors (35458508653).

248006165491 is an equidigital number, since it uses as much as digits as its factorization.

248006165491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3632061.

The product of its (nonzero) digits is 414720, while the sum is 46.

The spelling of 248006165491 in words is "two hundred forty-eight billion, six million, one hundred sixty-five thousand, four hundred ninety-one".