29134085858 has 4 divisors (see below), whose sum is σ = 43701128790. Its totient is φ = 14567042928.

The previous prime is 29134085791. The next prime is 29134085861. The reversal of 29134085858 is 85858043192.

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

It can be written as a sum of positive squares in only one way, i.e., 25316946769 + 3817139089 = 159113^2 + 61783^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7283521463 + ... + 7283521466.

Almost surely, 2^29134085858 is an apocalyptic number.

29134085858 is a deficient number, since it is larger than the sum of its proper divisors (14567042932).

29134085858 is a wasteful number, since it uses less digits than its factorization.

29134085858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14567042931.

The product of its (nonzero) digits is 2764800, while the sum is 53.

The spelling of 29134085858 in words is "twenty-nine billion, one hundred thirty-four million, eighty-five thousand, eight hundred fifty-eight".