742370047357220 has 12 divisors (see below), whose sum is σ = 1558977099450204. Its totient is φ = 296948018942880.

The previous prime is 742370047357201. The next prime is 742370047357229. The reversal of 742370047357220 is 22753740073247.

It can be written as a sum of positive squares in 2 ways, for example, as 146548505141284 + 595821542215936 = 12105722^2 + 24409456^2 .

It is a super-2 number, since 2×742370047357220² (a number of 31 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (742370047357229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18559251183911 + ... + 18559251183950.

It is an arithmetic number, because the mean of its divisors is an integer number (129914758287517).

Almost surely, 2^{742370047357220} is an apocalyptic number.

It is an amenable number.

742370047357220 is an abundant number, since it is smaller than the sum of its proper divisors (816607052092984).

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

742370047357220 is a wasteful number, since it uses less digits than its factorization.

742370047357220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37118502367870 (or 37118502367868 counting only the distinct ones).

The product of its (nonzero) digits is 13829760, while the sum is 53.

The spelling of 742370047357220 in words is "seven hundred forty-two trillion, three hundred seventy billion, forty-seven million, three hundred fifty-seven thousand, two hundred twenty".