29507668065612 has 144 divisors (see below), whose sum is σ = 85662893097600. Its totient is φ = 8470047502080.

The previous prime is 29507668065523. The next prime is 29507668065671. The reversal of 29507668065612 is 21656086670592.

It is a happy number.

29507668065612 is a `hidden beast` number, since 2 + 9 + 5 + 0 + 7 + 6 + 6 + 8 + 0 + 6 + 5 + 612 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 29507668065612.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 61299048 + ... + 61778544.

Almost surely, 2^{29507668065612} is an apocalyptic number.

29507668065612 is a gapful number since it is divisible by the number (22) 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 29507668065612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42831446548800).

29507668065612 is an abundant number, since it is smaller than the sum of its proper divisors (56155225031988).

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

29507668065612 is a wasteful number, since it uses less digits than its factorization.

29507668065612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487716 (or 487711 counting only the distinct ones).

The product of its (nonzero) digits is 65318400, while the sum is 63.

The spelling of 29507668065612 in words is "twenty-nine trillion, five hundred seven billion, six hundred sixty-eight million, sixty-five thousand, six hundred twelve".