29746845808977 has 32 divisors (see below), whose sum is σ = 43294567970304. Its totient is φ = 18017381289600.

The previous prime is 29746845808949. The next prime is 29746845809017. The reversal of 29746845808977 is 77980854864792.

It is not a de Polignac number, because 29746845808977 - 2¹⁴ = 29746845792593 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 29746845808977.

It is not an unprimeable number, because it can be changed into a prime (29746845308977) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1265973093 + ... + 1265996589.

It is an arithmetic number, because the mean of its divisors is an integer number (1352955249072).

Almost surely, 2^{29746845808977} is an apocalyptic number.

It is an amenable number.

29746845808977 is a deficient number, since it is larger than the sum of its proper divisors (13547722161327).

29746845808977 is a wasteful number, since it uses less digits than its factorization.

29746845808977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45309.

The product of its (nonzero) digits is 13655900160, while the sum is 84.

The spelling of 29746845808977 in words is "twenty-nine trillion, seven hundred forty-six billion, eight hundred forty-five million, eight hundred eight thousand, nine hundred seventy-seven".