742367543273 has 8 divisors (see below), whose sum is σ = 752572518600. Its totient is φ = 732163529088.

The previous prime is 742367543243. The next prime is 742367543299. The reversal of 742367543273 is 372345763247.

It can be written as a sum of positive squares in 4 ways, for example, as 353344647184 + 389022896089 = 594428^2 + 623717^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 742367543273 - 2⁶ = 742367543209 is a prime.

It is a super-2 number, since 2×742367543273² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (742367543243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1390643 + ... + 1848951.

It is an arithmetic number, because the mean of its divisors is an integer number (94071564825).

Almost surely, 2^742367543273 is an apocalyptic number.

742367543273 is a gapful number since it is divisible by the number (73) formed by its first and last digit.

It is an amenable number.

742367543273 is a deficient number, since it is larger than the sum of its proper divisors (10204975327).

742367543273 is a wasteful number, since it uses less digits than its factorization.

742367543273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480571.

The product of its digits is 17781120, while the sum is 53.

The spelling of 742367543273 in words is "seven hundred forty-two billion, three hundred sixty-seven million, five hundred forty-three thousand, two hundred seventy-three".