140445115340520 has 64 divisors (see below), whose sum is σ = 421485985336320. Its totient is φ = 37438640596224.

The previous prime is 140445115340503. The next prime is 140445115340533. The reversal of 140445115340520 is 25043511544041.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 208884232 + ... + 209555511.

It is an arithmetic number, because the mean of its divisors is an integer number (6585718520880).

Almost surely, 2^{140445115340520} is an apocalyptic number.

140445115340520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140445115340520 is an abundant number, since it is smaller than the sum of its proper divisors (281040869995800).

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

140445115340520 is a wasteful number, since it uses less digits than its factorization.

140445115340520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418442554 (or 418442550 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 39.

Adding to 140445115340520 its reverse (25043511544041), we get a palindrome (165488626884561).

The spelling of 140445115340520 in words is "one hundred forty trillion, four hundred forty-five billion, one hundred fifteen million, three hundred forty thousand, five hundred twenty".