29806949546 has 24 divisors (see below), whose sum is σ = 49519717632. Its totient is φ = 13445174600.

The previous prime is 29806949461. The next prime is 29806949597. The reversal of 29806949546 is 64594960892.

It is a happy number.

It is a super-2 number, since 2×29806949546² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 438410 + ... + 501813.

It is an arithmetic number, because the mean of its divisors is an integer number (2063321568).

Almost surely, 2^29806949546 is an apocalyptic number.

29806949546 is a deficient number, since it is larger than the sum of its proper divisors (19712768086).

29806949546 is a wasteful number, since it uses less digits than its factorization.

29806949546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 940378 (or 940367 counting only the distinct ones).

The product of its (nonzero) digits is 33592320, while the sum is 62.

The spelling of 29806949546 in words is "twenty-nine billion, eight hundred six million, nine hundred forty-nine thousand, five hundred forty-six".