29118482839491 has 32 divisors (see below), whose sum is σ = 39851127360000. Its totient is φ = 18905275369728.

The previous prime is 29118482839487. The next prime is 29118482839561. The reversal of 29118482839491 is 19493828481192.

It is a happy number.

It is not a de Polignac number, because 29118482839491 - 2² = 29118482839487 is a prime.

It is not an unprimeable number, because it can be changed into a prime (29118482839421) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 127200151 + ... + 127428863.

It is an arithmetic number, because the mean of its divisors is an integer number (1245347730000).

Almost surely, 2^{29118482839491} is an apocalyptic number.

29118482839491 is a deficient number, since it is larger than the sum of its proper divisors (10732644520509).

29118482839491 is a wasteful number, since it uses less digits than its factorization.

29118482839491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235483.

The product of its digits is 71663616, while the sum is 69.

The spelling of 29118482839491 in words is "twenty-nine trillion, one hundred eighteen billion, four hundred eighty-two million, eight hundred thirty-nine thousand, four hundred ninety-one".