29142955057 has 2 divisors, whose sum is σ = 29142955058. Its totient is φ = 29142955056.

The previous prime is 29142955043. The next prime is 29142955097. The reversal of 29142955057 is 75055924192.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17908862976 + 11234092081 = 133824^2 + 105991^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29142955057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 29142955057.

It is not a weakly prime, because it can be changed into another prime (29142955097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14571477528 + 14571477529.

It is an arithmetic number, because the mean of its divisors is an integer number (14571477529).

Almost surely, 2^29142955057 is an apocalyptic number.

It is an amenable number.

29142955057 is a deficient number, since it is larger than the sum of its proper divisors (1).

29142955057 is an equidigital number, since it uses as much as digits as its factorization.

29142955057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1134000, while the sum is 49.

The spelling of 29142955057 in words is "twenty-nine billion, one hundred forty-two million, nine hundred fifty-five thousand, fifty-seven".