714927650821 has 24 divisors (see below), whose sum is σ = 730051985880. Its totient is φ = 700094693376.

The previous prime is 714927650779. The next prime is 714927650839. The reversal of 714927650821 is 128056729417.

It can be written as a sum of positive squares in 4 ways, for example, as 92075226721 + 622852424100 = 303439^2 + 789210^2 .

It is not a de Polignac number, because 714927650821 - 2²¹ = 714925553669 is a prime.

It is a super-2 number, since 2×714927650821² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (714927650221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 431458225 + ... + 431459881.

It is an arithmetic number, because the mean of its divisors is an integer number (30418832745).

Almost surely, 2^714927650821 is an apocalyptic number.

It is an amenable number.

714927650821 is a deficient number, since it is larger than the sum of its proper divisors (15124335059).

714927650821 is a wasteful number, since it uses less digits than its factorization.

714927650821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2341 (or 2262 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 52.

The spelling of 714927650821 in words is "seven hundred fourteen billion, nine hundred twenty-seven million, six hundred fifty thousand, eight hundred twenty-one".