10729140218 has 8 divisors (see below), whose sum is σ = 16148638548. Its totient is φ = 5346260704.

The previous prime is 10729140197. The next prime is 10729140239. The reversal of 10729140218 is 81204192701.

It is an interprime number because it is at equal distance from previous prime (10729140197) and next prime (10729140239).

It can be written as a sum of positive squares in 2 ways, for example, as 6919411489 + 3809728729 = 83183^2 + 61723^2 .

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

It is a super-2 number, since 2×10729140218² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9153971 + ... + 9155142.

Almost surely, 2^10729140218 is an apocalyptic number.

10729140218 is a deficient number, since it is larger than the sum of its proper divisors (5419498330).

10729140218 is a wasteful number, since it uses less digits than its factorization.

10729140218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18309408.

The product of its (nonzero) digits is 8064, while the sum is 35.

The spelling of 10729140218 in words is "ten billion, seven hundred twenty-nine million, one hundred forty thousand, two hundred eighteen".