385828457741 has 4 divisors (see below), whose sum is σ = 385865463900. Its totient is φ = 385791451584.

The previous prime is 385828457737. The next prime is 385828457743. The reversal of 385828457741 is 147754828583.

It is a happy number.

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 229293491716 + 156534966025 = 478846^2 + 395645^2 .

It is a cyclic number.

It is not a de Polignac number, because 385828457741 - 2² = 385828457737 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 (385828457743) by changing a digit.

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, 18487436 + ... + 18508293.

It is an arithmetic number, because the mean of its divisors is an integer number (96466365975).

Almost surely, 2^385828457741 is an apocalyptic number.

It is an amenable number.

385828457741 is a deficient number, since it is larger than the sum of its proper divisors (37006159).

385828457741 is a wasteful number, since it uses less digits than its factorization.

385828457741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37006158.

The product of its digits is 60211200, while the sum is 62.

The spelling of 385828457741 in words is "three hundred eighty-five billion, eight hundred twenty-eight million, four hundred fifty-seven thousand, seven hundred forty-one".