29691474349328 has 40 divisors (see below), whose sum is σ = 63640881026496. Its totient is φ = 13306038435200.

The previous prime is 29691474349297. The next prime is 29691474349337. The reversal of 29691474349328 is 82394347419692.

It is a Harshad number since it is a multiple of its sum of digits (71).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1188026651 + ... + 1188051642.

Almost surely, 2^{29691474349328} is an apocalyptic number.

It is an amenable number.

29691474349328 is an abundant number, since it is smaller than the sum of its proper divisors (33949406677168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

29691474349328 is a wasteful number, since it uses less digits than its factorization.

29691474349328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2376078383 (or 2376078377 counting only the distinct ones).

The product of its digits is 564350976, while the sum is 71.

The spelling of 29691474349328 in words is "twenty-nine trillion, six hundred ninety-one billion, four hundred seventy-four million, three hundred forty-nine thousand, three hundred twenty-eight".