248739467903 has 4 divisors (see below), whose sum is σ = 251021481480. Its totient is φ = 246457454328.

The previous prime is 248739467891. The next prime is 248739467947. The reversal of 248739467903 is 309764937842.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-248739467903 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (248739467003) 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, 1141006625 + ... + 1141006842.

It is an arithmetic number, because the mean of its divisors is an integer number (62755370370).

Almost surely, 2^248739467903 is an apocalyptic number.

248739467903 is a deficient number, since it is larger than the sum of its proper divisors (2282013577).

248739467903 is a wasteful number, since it uses less digits than its factorization.

248739467903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2282013576.

The product of its (nonzero) digits is 54867456, while the sum is 62.

The spelling of 248739467903 in words is "two hundred forty-eight billion, seven hundred thirty-nine million, four hundred sixty-seven thousand, nine hundred three".