248985722625748 has 6 divisors (see below), whose sum is σ = 435725014595066. Its totient is φ = 124492861312872.

The previous prime is 248985722625733. The next prime is 248985722625751. The reversal of 248985722625748 is 847526227589842.

It can be written as a sum of positive squares in only one way, i.e., 246844382083524 + 2141340542224 = 15711282^2 + 1463332^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 31123215328215 + ... + 31123215328222.

Almost surely, 2^{248985722625748} is an apocalyptic number.

It is an amenable number.

248985722625748 is a deficient number, since it is larger than the sum of its proper divisors (186739291969318).

248985722625748 is a wasteful number, since it uses less digits than its factorization.

248985722625748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62246430656441 (or 62246430656439 counting only the distinct ones).

The product of its digits is 8670412800, while the sum is 79.

The spelling of 248985722625748 in words is "two hundred forty-eight trillion, nine hundred eighty-five billion, seven hundred twenty-two million, six hundred twenty-five thousand, seven hundred forty-eight".