146310261446440 has 128 divisors (see below), whose sum is σ = 406661961323520. Its totient is φ = 46133919360000.

The previous prime is 146310261446399. The next prime is 146310261446443. The reversal of 146310261446440 is 44644162013641.

It is not an unprimeable number, because it can be changed into a prime (146310261446443) 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, 73174311 + ... + 75147190.

It is an arithmetic number, because the mean of its divisors is an integer number (3177046572840).

Almost surely, 2^{146310261446440} is an apocalyptic number.

146310261446440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

146310261446440 is an abundant number, since it is smaller than the sum of its proper divisors (260351699877080).

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

146310261446440 is a wasteful number, since it uses less digits than its factorization.

146310261446440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148321803 (or 148321799 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 46.

The spelling of 146310261446440 in words is "one hundred forty-six trillion, three hundred ten billion, two hundred sixty-one million, four hundred forty-six thousand, four hundred forty".