29619093853 has 2 divisors, whose sum is σ = 29619093854. Its totient is φ = 29619093852.

The previous prime is 29619093839. The next prime is 29619093941. The reversal of 29619093853 is 35839091692.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28607663044 + 1011430809 = 169138^2 + 31803^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29619093853 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 29619093794 and 29619093803.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29619093953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14809546926 + 14809546927.

It is an arithmetic number, because the mean of its divisors is an integer number (14809546927).

Almost surely, 2^29619093853 is an apocalyptic number.

It is an amenable number.

29619093853 is a deficient number, since it is larger than the sum of its proper divisors (1).

29619093853 is an equidigital number, since it uses as much as digits as its factorization.

29619093853 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3149280, while the sum is 55.

The spelling of 29619093853 in words is "twenty-nine billion, six hundred nineteen million, ninety-three thousand, eight hundred fifty-three".