29266972938 has 36 divisors (see below), whose sum is σ = 73764719730. Its totient is φ = 8361992016.

The previous prime is 29266972883. The next prime is 29266972949. The reversal of 29266972938 is 83927966292.

It can be written as a sum of positive squares in only one way, i.e., 18272821329 + 10994151609 = 135177^2 + 104853^2 .

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 16590373 + ... + 16592136.

Almost surely, 2^29266972938 is an apocalyptic number.

29266972938 is an abundant number, since it is smaller than the sum of its proper divisors (44497746792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

29266972938 is a wasteful number, since it uses less digits than its factorization.

29266972938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33182531 (or 33182521 counting only the distinct ones).

The product of its digits is 35271936, while the sum is 63.

The spelling of 29266972938 in words is "twenty-nine billion, two hundred sixty-six million, nine hundred seventy-two thousand, nine hundred thirty-eight".