123014310443540 has 48 divisors (see below), whose sum is σ = 262128537949824. Its totient is φ = 48483049776000.

The previous prime is 123014310443539. The next prime is 123014310443551. The reversal of 123014310443540 is 45344013410321.

It is a self number, because there is not a number n which added to its sum of digits gives 123014310443540.

It is a congruent number.

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, 24135386 + ... + 28784465.

It is an arithmetic number, because the mean of its divisors is an integer number (5461011207288).

Almost surely, 2^{123014310443540} is an apocalyptic number.

123014310443540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123014310443540 is an abundant number, since it is smaller than the sum of its proper divisors (139114227506284).

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

123014310443540 is a wasteful number, since it uses less digits than its factorization.

123014310443540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52921568 (or 52921566 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 123014310443540 its reverse (45344013410321), we get a palindrome (168358323853861).

The spelling of 123014310443540 in words is "one hundred twenty-three trillion, fourteen billion, three hundred ten million, four hundred forty-three thousand, five hundred forty".