743172055140 has 48 divisors (see below), whose sum is σ = 2137121808192. Its totient is φ = 192823019136.

The previous prime is 743172055121. The next prime is 743172055169. The reversal of 743172055140 is 41550271347.

It is a super-2 number, since 2×743172055140² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167378874 + ... + 167383313.

It is an arithmetic number, because the mean of its divisors is an integer number (44523371004).

Almost surely, 2^743172055140 is an apocalyptic number.

It is an amenable number.

743172055140 is an abundant number, since it is smaller than the sum of its proper divisors (1393949753052).

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

743172055140 is a wasteful number, since it uses less digits than its factorization.

743172055140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334762236 (or 334762234 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 39.

The spelling of 743172055140 in words is "seven hundred forty-three billion, one hundred seventy-two million, fifty-five thousand, one hundred forty".