29090042819 has 2 divisors, whose sum is σ = 29090042820. Its totient is φ = 29090042818.

The previous prime is 29090042803. The next prime is 29090042837. The reversal of 29090042819 is 91824009092.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 29090042819 - 2⁴ = 29090042803 is a prime.

It is a super-2 number, since 2×29090042819² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 29090042819.

It is not a weakly prime, because it can be changed into another prime (29090042519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14545021409 + 14545021410.

It is an arithmetic number, because the mean of its divisors is an integer number (14545021410).

Almost surely, 2^29090042819 is an apocalyptic number.

29090042819 is a deficient number, since it is larger than the sum of its proper divisors (1).

29090042819 is an equidigital number, since it uses as much as digits as its factorization.

29090042819 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 44.

The spelling of 29090042819 in words is "twenty-nine billion, ninety million, forty-two thousand, eight hundred nineteen".