29484934637 has 4 divisors (see below), whose sum is σ = 29700153276. Its totient is φ = 29269716000.

The previous prime is 29484934561. The next prime is 29484934639. The reversal of 29484934637 is 73643948492.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 13734433636 + 15750501001 = 117194^2 + 125501^2 .

It is a cyclic number.

It is not a de Polignac number, because 29484934637 - 2¹⁶ = 29484869101 is a prime.

It is a super-2 number, since 2×29484934637² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29484934639) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107609114 + ... + 107609387.

It is an arithmetic number, because the mean of its divisors is an integer number (7425038319).

Almost surely, 2^29484934637 is an apocalyptic number.

It is an amenable number.

29484934637 is a deficient number, since it is larger than the sum of its proper divisors (215218639).

29484934637 is a wasteful number, since it uses less digits than its factorization.

29484934637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215218638.

The product of its digits is 31352832, while the sum is 59.

The spelling of 29484934637 in words is "twenty-nine billion, four hundred eighty-four million, nine hundred thirty-four thousand, six hundred thirty-seven".