29649938445 has 12 divisors (see below), whose sum is σ = 51393226716. Its totient is φ = 15813300480.

The previous prime is 29649938443. The next prime is 29649938467. The reversal of 29649938445 is 54483994692.

29649938445 is a `hidden beast` number, since 29 + 6 + 499 + 3 + 84 + 45 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 13183402761 + 16466535684 = 114819^2 + 128322^2 .

It is not a de Polignac number, because 29649938445 - 2¹ = 29649938443 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29649938443) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 329443716 + ... + 329443805.

It is an arithmetic number, because the mean of its divisors is an integer number (4282768893).

Almost surely, 2^29649938445 is an apocalyptic number.

It is an amenable number.

29649938445 is a deficient number, since it is larger than the sum of its proper divisors (21743288271).

29649938445 is a wasteful number, since it uses less digits than its factorization.

29649938445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658887532 (or 658887529 counting only the distinct ones).

The product of its digits is 67184640, while the sum is 63.

It can be divided in two parts, 2964 and 9938445, that added together give a square (9941409 = 3153²).

The spelling of 29649938445 in words is "twenty-nine billion, six hundred forty-nine million, nine hundred thirty-eight thousand, four hundred forty-five".