29149259233 has 4 divisors (see below), whose sum is σ = 29548564228. Its totient is φ = 28749954240.

The previous prime is 29149259197. The next prime is 29149259299. The reversal of 29149259233 is 33295294192.

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 11190043089 + 17959216144 = 105783^2 + 134012^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29149259233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29149259033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 199652388 + ... + 199652533.

It is an arithmetic number, because the mean of its divisors is an integer number (7387141057).

Almost surely, 2^29149259233 is an apocalyptic number.

It is an amenable number.

29149259233 is a deficient number, since it is larger than the sum of its proper divisors (399304995).

29149259233 is an equidigital number, since it uses as much as digits as its factorization.

29149259233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399304994.

The product of its digits is 1049760, while the sum is 49.

The spelling of 29149259233 in words is "twenty-nine billion, one hundred forty-nine million, two hundred fifty-nine thousand, two hundred thirty-three".