29999000641 has 2 divisors, whose sum is σ = 29999000642. Its totient is φ = 29999000640.

The previous prime is 29999000593. The next prime is 29999000677. The reversal of 29999000641 is 14600099992.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29996854416 + 2146225 = 173196^2 + 1465^2 .

It is a cyclic number.

It is not a de Polignac number, because 29999000641 - 2¹³ = 29998992449 is a prime.

It is not a weakly prime, because it can be changed into another prime (29999100641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14999500320 + 14999500321.

It is an arithmetic number, because the mean of its divisors is an integer number (14999500321).

Almost surely, 2^29999000641 is an apocalyptic number.

It is an amenable number.

29999000641 is a deficient number, since it is larger than the sum of its proper divisors (1).

29999000641 is an equidigital number, since it uses as much as digits as its factorization.

29999000641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 314928, while the sum is 49.

The spelling of 29999000641 in words is "twenty-nine billion, nine hundred ninety-nine million, six hundred forty-one", and thus it is an aban number.