29797655039 has 2 divisors, whose sum is σ = 29797655040. Its totient is φ = 29797655038.

The previous prime is 29797655023. The next prime is 29797655077. The reversal of 29797655039 is 93055679792.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 29797655039 - 2⁴ = 29797655023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29797655339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14898827519 + 14898827520.

It is an arithmetic number, because the mean of its divisors is an integer number (14898827520).

Almost surely, 2^29797655039 is an apocalyptic number.

29797655039 is a deficient number, since it is larger than the sum of its proper divisors (1).

29797655039 is an equidigital number, since it uses as much as digits as its factorization.

29797655039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32148900, while the sum is 62.

The spelling of 29797655039 in words is "twenty-nine billion, seven hundred ninety-seven million, six hundred fifty-five thousand, thirty-nine".