29161263601679 has 16 divisors (see below), whose sum is σ = 33609460101120. Its totient is φ = 25051495697760.

The previous prime is 29161263601637. The next prime is 29161263601681. The reversal of 29161263601679 is 97610636216192.

It is a cyclic number.

It is not a de Polignac number, because 29161263601679 - 2¹⁶ = 29161263536143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29161263601699) 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, 972480959 + ... + 972510944.

It is an arithmetic number, because the mean of its divisors is an integer number (2100591256320).

Almost surely, 2^{29161263601679} is an apocalyptic number.

29161263601679 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

29161263601679 is a deficient number, since it is larger than the sum of its proper divisors (4448196499441).

29161263601679 is a wasteful number, since it uses less digits than its factorization.

29161263601679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1944991990.

The product of its (nonzero) digits is 8817984, while the sum is 59.

The spelling of 29161263601679 in words is "twenty-nine trillion, one hundred sixty-one billion, two hundred sixty-three million, six hundred one thousand, six hundred seventy-nine".