29229491320 has 64 divisors (see below), whose sum is σ = 69420160800. Its totient is φ = 11076334848.

The previous prime is 29229491309. The next prime is 29229491351. The reversal of 29229491320 is 2319492292.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 221092 + ... + 327628.

Almost surely, 2^29229491320 is an apocalyptic number.

29229491320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 29229491320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34710080400).

29229491320 is an abundant number, since it is smaller than the sum of its proper divisors (40190669480).

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

29229491320 is a wasteful number, since it uses less digits than its factorization.

29229491320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106605 (or 106563 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 43.

The spelling of 29229491320 in words is "twenty-nine billion, two hundred twenty-nine million, four hundred ninety-one thousand, three hundred twenty".