2281465132320 has 96 divisors (see below), whose sum is σ = 7839943836480. Its totient is φ = 553082455040.

The previous prime is 2281465132231. The next prime is 2281465132327. The reversal of 2281465132320 is 232315641822.

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

It is not an unprimeable number, because it can be changed into a prime (2281465132327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 216042555 + ... + 216053114.

It is an arithmetic number, because the mean of its divisors is an integer number (81666081630).

Almost surely, 2^{2281465132320} is an apocalyptic number.

2281465132320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2281465132320 is an abundant number, since it is smaller than the sum of its proper divisors (5558478704160).

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

2281465132320 is a wasteful number, since it uses less digits than its factorization.

2281465132320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432095698 (or 432095690 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 39.

The spelling of 2281465132320 in words is "two trillion, two hundred eighty-one billion, four hundred sixty-five million, one hundred thirty-two thousand, three hundred twenty".