29307226556 has 12 divisors (see below), whose sum is σ = 51289139160. Its totient is φ = 14653186800.

The previous prime is 29307226537. The next prime is 29307226573. The reversal of 29307226556 is 65562270392.

It is a super-2 number, since 2×29307226556² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 29307226556.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87110 + ... + 257298.

It is an arithmetic number, because the mean of its divisors is an integer number (4274094930).

Almost surely, 2^29307226556 is an apocalyptic number.

It is an amenable number.

29307226556 is a deficient number, since it is larger than the sum of its proper divisors (21981912604).

29307226556 is a wasteful number, since it uses less digits than its factorization.

29307226556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213244 (or 213242 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 47.

The spelling of 29307226556 in words is "twenty-nine billion, three hundred seven million, two hundred twenty-six thousand, five hundred fifty-six".