29305838311954 has 16 divisors (see below), whose sum is σ = 45317743465176. Its totient is φ = 14204476540800.

The previous prime is 29305838311907. The next prime is 29305838311969. The reversal of 29305838311954 is 45911383850392.

It can be written as a sum of positive squares in 4 ways, for example, as 5313739574025 + 23992098737929 = 2305155^2 + 4898173^2 .

It is a junction number, because it is equal to n+sod(n) for n = 29305838311892 and 29305838311901.

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 7 ways as a sum of consecutive naturals, for example, 1138166337 + ... + 1138192084.

Almost surely, 2^{29305838311954} is an apocalyptic number.

29305838311954 is a deficient number, since it is larger than the sum of its proper divisors (16011905153222).

29305838311954 is a wasteful number, since it uses less digits than its factorization.

29305838311954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2276358621.

The product of its (nonzero) digits is 27993600, while the sum is 61.

The spelling of 29305838311954 in words is "twenty-nine trillion, three hundred five billion, eight hundred thirty-eight million, three hundred eleven thousand, nine hundred fifty-four".