29796531318 has 32 divisors (see below), whose sum is σ = 66450186720. Its totient is φ = 9896826240.

The previous prime is 29796531293. The next prime is 29796531353. The reversal of 29796531318 is 81313569792.

29796531318 is a `hidden beast` number, since 2 + 9 + 7 + 96 + 531 + 3 + 18 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 966655 + ... + 997002.

It is an arithmetic number, because the mean of its divisors is an integer number (2076568335).

Almost surely, 2^29796531318 is an apocalyptic number.

29796531318 is an abundant number, since it is smaller than the sum of its proper divisors (36653655402).

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

29796531318 is a wasteful number, since it uses less digits than its factorization.

29796531318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1963949 (or 1963943 counting only the distinct ones).

The product of its digits is 2449440, while the sum is 54.

The spelling of 29796531318 in words is "twenty-nine billion, seven hundred ninety-six million, five hundred thirty-one thousand, three hundred eighteen".