129226302480 has 160 divisors (see below), whose sum is σ = 438577607808. Its totient is φ = 31215923200.

The previous prime is 129226302473. The next prime is 129226302487. The reversal of 129226302480 is 84203622921.

It is an interprime number because it is at equal distance from previous prime (129226302473) and next prime (129226302487).

It is not an unprimeable number, because it can be changed into a prime (129226302487) 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 31 ways as a sum of consecutive naturals, for example, 654742 + ... + 828938.

Almost surely, 2^129226302480 is an apocalyptic number.

129226302480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 129226302480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (219288803904).

129226302480 is an abundant number, since it is smaller than the sum of its proper divisors (309351305328).

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

129226302480 is a wasteful number, since it uses less digits than its factorization.

129226302480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174505 (or 174499 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 39.

The spelling of 129226302480 in words is "one hundred twenty-nine billion, two hundred twenty-six million, three hundred two thousand, four hundred eighty".