34691785690 has 8 divisors (see below), whose sum is σ = 62445214260. Its totient is φ = 13876714272.

The previous prime is 34691785663. The next prime is 34691785699. The reversal of 34691785690 is 9658719643.

It can be written as a sum of positive squares in 2 ways, for example, as 30404548161 + 4287237529 = 174369^2 + 65477^2 .

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

It is a super-2 number, since 2×34691785690² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (34691785699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1734589275 + ... + 1734589294.

Almost surely, 2^34691785690 is an apocalyptic number.

34691785690 is a deficient number, since it is larger than the sum of its proper divisors (27753428570).

34691785690 is a wasteful number, since it uses less digits than its factorization.

34691785690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3469178576.

The product of its (nonzero) digits is 9797760, while the sum is 58.

The spelling of 34691785690 in words is "thirty-four billion, six hundred ninety-one million, seven hundred eighty-five thousand, six hundred ninety".