29798031662539 has 16 divisors (see below), whose sum is σ = 35552403691200. Its totient is φ = 24434197409664.

The previous prime is 29798031662507. The next prime is 29798031662593. The reversal of 29798031662539 is 93526613089792.

It is not a de Polignac number, because 29798031662539 - 2⁵ = 29798031662507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29798031662239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 673318852 + ... + 673363105.

It is an arithmetic number, because the mean of its divisors is an integer number (2222025230700).

Almost surely, 2^{29798031662539} is an apocalyptic number.

29798031662539 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

29798031662539 is a deficient number, since it is larger than the sum of its proper divisors (5754372028661).

29798031662539 is a wasteful number, since it uses less digits than its factorization.

29798031662539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1346682102.

The product of its (nonzero) digits is 264539520, while the sum is 70.

The spelling of 29798031662539 in words is "twenty-nine trillion, seven hundred ninety-eight billion, thirty-one million, six hundred sixty-two thousand, five hundred thirty-nine".