29682445309 has 16 divisors (see below), whose sum is σ = 32811347520. Its totient is φ = 26626095360.

The previous prime is 29682445307. The next prime is 29682445319. The reversal of 29682445309 is 90354428692.

It is a cyclic number.

It is not a de Polignac number, because 29682445309 - 2¹ = 29682445307 is a prime.

It is a super-2 number, since 2×29682445309² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29682445301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 737269 + ... + 776485.

It is an arithmetic number, because the mean of its divisors is an integer number (2050709220).

Almost surely, 2^29682445309 is an apocalyptic number.

It is an amenable number.

29682445309 is a deficient number, since it is larger than the sum of its proper divisors (3128902211).

29682445309 is a wasteful number, since it uses less digits than its factorization.

29682445309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40140.

The product of its (nonzero) digits is 3732480, while the sum is 52.

The spelling of 29682445309 in words is "twenty-nine billion, six hundred eighty-two million, four hundred forty-five thousand, three hundred nine".