29990212268 has 6 divisors (see below), whose sum is σ = 52482871476. Its totient is φ = 14995106132.

The previous prime is 29990212267. The next prime is 29990212277. The reversal of 29990212268 is 86221209992.

It is not an unprimeable number, because it can be changed into a prime (29990212267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3748776530 + ... + 3748776537.

It is an arithmetic number, because the mean of its divisors is an integer number (8747145246).

Almost surely, 2^29990212268 is an apocalyptic number.

It is an amenable number.

29990212268 is a deficient number, since it is larger than the sum of its proper divisors (22492659208).

29990212268 is a wasteful number, since it uses less digits than its factorization.

29990212268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7497553071 (or 7497553069 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 50.

The spelling of 29990212268 in words is "twenty-nine billion, nine hundred ninety million, two hundred twelve thousand, two hundred sixty-eight".