29661946948 has 24 divisors (see below), whose sum is σ = 52080336000. Its totient is φ = 14781890208.

The previous prime is 29661946939. The next prime is 29661946997. The reversal of 29661946948 is 84964916692.

It is a self number, because there is not a number n which added to its sum of digits gives 29661946948.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5105061 + ... + 5110867.

It is an arithmetic number, because the mean of its divisors is an integer number (2170014000).

Almost surely, 2^29661946948 is an apocalyptic number.

It is an amenable number.

29661946948 is a deficient number, since it is larger than the sum of its proper divisors (22418389052).

29661946948 is a wasteful number, since it uses less digits than its factorization.

29661946948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9819 (or 9817 counting only the distinct ones).

The product of its digits is 40310784, while the sum is 64.

The spelling of 29661946948 in words is "twenty-nine billion, six hundred sixty-one million, nine hundred forty-six thousand, nine hundred forty-eight".