29489464723 has 8 divisors (see below), whose sum is σ = 29603957760. Its totient is φ = 29375013960.

The previous prime is 29489464721. The next prime is 29489464733. The reversal of 29489464723 is 32746498492.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 29489464723 - 2¹ = 29489464721 is a prime.

It is a super-2 number, since 2×29489464723² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29489464721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2774886 + ... + 2785492.

It is an arithmetic number, because the mean of its divisors is an integer number (3700494720).

Almost surely, 2^29489464723 is an apocalyptic number.

29489464723 is a deficient number, since it is larger than the sum of its proper divisors (114493037).

29489464723 is a wasteful number, since it uses less digits than its factorization.

29489464723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21137.

The product of its digits is 20901888, while the sum is 58.

The spelling of 29489464723 in words is "twenty-nine billion, four hundred eighty-nine million, four hundred sixty-four thousand, seven hundred twenty-three".