29677740612 has 192 divisors, whose sum is σ = 81229424640. Its totient is φ = 8354534400.

The previous prime is 29677740607. The next prime is 29677740623. The reversal of 29677740612 is 21604777692.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12515787 + ... + 12518157.

It is an arithmetic number, because the mean of its divisors is an integer number (423069920).

Almost surely, 2^29677740612 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 29677740612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40614712320).

29677740612 is an abundant number, since it is smaller than the sum of its proper divisors (51551684028).

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

29677740612 is a wasteful number, since it uses less digits than its factorization.

29677740612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2554 (or 2552 counting only the distinct ones).

The product of its (nonzero) digits is 1778112, while the sum is 51.

The spelling of 29677740612 in words is "twenty-nine billion, six hundred seventy-seven million, seven hundred forty thousand, six hundred twelve".