29785064779463 has 48 divisors (see below), whose sum is σ = 36390831337728. Its totient is φ = 24275474496000.

The previous prime is 29785064779447. The next prime is 29785064779517. The reversal of 29785064779463 is 36497746058792.

It is not a de Polignac number, because 29785064779463 - 2⁴ = 29785064779447 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29785064779763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 86649953 + ... + 86993013.

It is an arithmetic number, because the mean of its divisors is an integer number (758142319536).

Almost surely, 2^{29785064779463} is an apocalyptic number.

29785064779463 is a deficient number, since it is larger than the sum of its proper divisors (6605766558265).

29785064779463 is a wasteful number, since it uses less digits than its factorization.

29785064779463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344104 (or 344097 counting only the distinct ones).

The product of its (nonzero) digits is 3840721920, while the sum is 77.

The spelling of 29785064779463 in words is "twenty-nine trillion, seven hundred eighty-five billion, sixty-four million, seven hundred seventy-nine thousand, four hundred sixty-three".