29420783848 has 32 divisors (see below), whose sum is σ = 58425424200. Its totient is φ = 13841160192.

The previous prime is 29420783809. The next prime is 29420783893. The reversal of 29420783848 is 84838702492.

It can be written as a sum of positive squares in 4 ways, for example, as 25868862244 + 3551921604 = 160838^2 + 59598^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 483886 + ... + 541282.

Almost surely, 2^29420783848 is an apocalyptic number.

It is an amenable number.

29420783848 is a deficient number, since it is larger than the sum of its proper divisors (29004640352).

29420783848 is a wasteful number, since it uses less digits than its factorization.

29420783848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61189 (or 61185 counting only the distinct ones).

The product of its (nonzero) digits is 6193152, while the sum is 55.

The spelling of 29420783848 in words is "twenty-nine billion, four hundred twenty million, seven hundred eighty-three thousand, eight hundred forty-eight".