248490373479 has 4 divisors (see below), whose sum is σ = 331320497976. Its totient is φ = 165660248984.

The previous prime is 248490373451. The next prime is 248490373529. The reversal of 248490373479 is 974373094842.

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

It is a cyclic number.

It is not a de Polignac number, because 248490373479 - 2²⁰ = 248489324903 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (248490372479) 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, 41415062244 + ... + 41415062249.

It is an arithmetic number, because the mean of its divisors is an integer number (82830124494).

Almost surely, 2^248490373479 is an apocalyptic number.

248490373479 is a deficient number, since it is larger than the sum of its proper divisors (82830124497).

248490373479 is an equidigital number, since it uses as much as digits as its factorization.

248490373479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82830124496.

The product of its (nonzero) digits is 36578304, while the sum is 60.

The spelling of 248490373479 in words is "two hundred forty-eight billion, four hundred ninety million, three hundred seventy-three thousand, four hundred seventy-nine".