34850721218 has 4 divisors (see below), whose sum is σ = 52276081830. Its totient is φ = 17425360608.

The previous prime is 34850721197. The next prime is 34850721281. The reversal of 34850721218 is 81212705843.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 29472992329 + 5377728889 = 171677^2 + 73333^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8712680303 + ... + 8712680306.

Almost surely, 2^34850721218 is an apocalyptic number.

34850721218 is a deficient number, since it is larger than the sum of its proper divisors (17425360612).

34850721218 is a wasteful number, since it uses less digits than its factorization.

34850721218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17425360611.

The product of its (nonzero) digits is 107520, while the sum is 41.

The spelling of 34850721218 in words is "thirty-four billion, eight hundred fifty million, seven hundred twenty-one thousand, two hundred eighteen".