29896281120 has 96 divisors (see below), whose sum is σ = 99129804480. Its totient is φ = 7552742400.

The previous prime is 29896281059. The next prime is 29896281127. The reversal of 29896281120 is 2118269892.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 29896281120.

It is not an unprimeable number, because it can be changed into a prime (29896281127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1629931 + ... + 1648170.

It is an arithmetic number, because the mean of its divisors is an integer number (1032602130).

Almost surely, 2^29896281120 is an apocalyptic number.

29896281120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

29896281120 is an abundant number, since it is smaller than the sum of its proper divisors (69233523360).

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

29896281120 is a wasteful number, since it uses less digits than its factorization.

29896281120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3278138 (or 3278130 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 48.

The spelling of 29896281120 in words is "twenty-nine billion, eight hundred ninety-six million, two hundred eighty-one thousand, one hundred twenty".