32144799120 has 160 divisors (see below), whose sum is σ = 115751758080. Its totient is φ = 7226910720.

The previous prime is 32144799101. The next prime is 32144799161. The reversal of 32144799120 is 2199744123.

It is a happy number.

It is a super-2 number, since 2×32144799120² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54355 + ... + 259314.

It is an arithmetic number, because the mean of its divisors is an integer number (723448488).

Almost surely, 2^32144799120 is an apocalyptic number.

32144799120 is a gapful number since it is divisible by the number (30) 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 32144799120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57875879040).

32144799120 is an abundant number, since it is smaller than the sum of its proper divisors (83606958960).

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

32144799120 is a wasteful number, since it uses less digits than its factorization.

32144799120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313753 (or 313747 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 42.

The spelling of 32144799120 in words is "thirty-two billion, one hundred forty-four million, seven hundred ninety-nine thousand, one hundred twenty".