742173384500 has 24 divisors (see below), whose sum is σ = 1620906672840. Its totient is φ = 296869353600.

The previous prime is 742173384457. The next prime is 742173384503. The reversal of 742173384500 is 5483371247.

It can be written as a sum of positive squares in 4 ways, for example, as 13277491984 + 728895892516 = 115228^2 + 853754^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742173384503) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 742172885 + ... + 742173884.

It is an arithmetic number, because the mean of its divisors is an integer number (67537778035).

Almost surely, 2^742173384500 is an apocalyptic number.

It is an amenable number.

742173384500 is an abundant number, since it is smaller than the sum of its proper divisors (878733288340).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

742173384500 is a wasteful number, since it uses less digits than its factorization.

742173384500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1484346788 (or 1484346776 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 44.

The spelling of 742173384500 in words is "seven hundred forty-two billion, one hundred seventy-three million, three hundred eighty-four thousand, five hundred".