474061587749 has 4 divisors (see below), whose sum is σ = 474063121164. Its totient is φ = 474060054336.

The previous prime is 474061587743. The next prime is 474061587751. The reversal of 474061587749 is 947785160474.

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 224268544900 + 249793042849 = 473570^2 + 499793^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-474061587749 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 474061587691 and 474061587700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (474061587743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122612 + ... + 981405.

It is an arithmetic number, because the mean of its divisors is an integer number (118515780291).

Almost surely, 2^474061587749 is an apocalyptic number.

It is an amenable number.

474061587749 is a deficient number, since it is larger than the sum of its proper divisors (1533415).

474061587749 is a wasteful number, since it uses less digits than its factorization.

474061587749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1533414.

The product of its (nonzero) digits is 47416320, while the sum is 62.

The spelling of 474061587749 in words is "four hundred seventy-four billion, sixty-one million, five hundred eighty-seven thousand, seven hundred forty-nine".