29496987216 has 100 divisors (see below), whose sum is σ = 85415896500. Its totient is φ = 9827371008.

The previous prime is 29496987203. The next prime is 29496987229. The reversal of 29496987216 is 61278969492.

It is an interprime number because it is at equal distance from previous prime (29496987203) and next prime (29496987229).

It can be written as a sum of positive squares in 2 ways, for example, as 13521038400 + 15975948816 = 116280^2 + 126396^2 .

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3299040 + ... + 3307968.

It is an arithmetic number, because the mean of its divisors is an integer number (854158965).

Almost surely, 2^29496987216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 29496987216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42707948250).

29496987216 is an abundant number, since it is smaller than the sum of its proper divisors (55918909284).

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

29496987216 is a wasteful number, since it uses less digits than its factorization.

29496987216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11498 (or 11483 counting only the distinct ones).

The product of its digits is 23514624, while the sum is 63.

The spelling of 29496987216 in words is "twenty-nine billion, four hundred ninety-six million, nine hundred eighty-seven thousand, two hundred sixteen".