4938657445 has 4 divisors (see below), whose sum is σ = 5926388940. Its totient is φ = 3950925952.

The previous prime is 4938657431. The next prime is 4938657463. The reversal of 4938657445 is 5447568394.

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

It can be written as a sum of positive squares in 2 ways, for example, as 898021089 + 4040636356 = 29967^2 + 63566^2 .

It is a cyclic number.

It is not a de Polignac number, because 4938657445 - 2²⁹ = 4401786533 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 493865740 + ... + 493865749.

It is an arithmetic number, because the mean of its divisors is an integer number (1481597235).

Almost surely, 2^4938657445 is an apocalyptic number.

It is an amenable number.

4938657445 is a deficient number, since it is larger than the sum of its proper divisors (987731495).

4938657445 is an equidigital number, since it uses as much as digits as its factorization.

4938657445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 987731494.

The product of its digits is 14515200, while the sum is 55.

The square root of 4938657445 is about 70275.5821391755. The cubic root of 4938657445 is about 1702.9541995402.

The spelling of 4938657445 in words is "four billion, nine hundred thirty-eight million, six hundred fifty-seven thousand, four hundred forty-five".