518877748042 has 16 divisors (see below), whose sum is σ = 795417126912. Its totient is φ = 253746213840.

The previous prime is 518877748033. The next prime is 518877748043. The reversal of 518877748042 is 240847778815.

It is not an unprimeable number, because it can be changed into a prime (518877748043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1737993 + ... + 2014540.

It is an arithmetic number, because the mean of its divisors is an integer number (49713570432).

Almost surely, 2^518877748042 is an apocalyptic number.

518877748042 is a deficient number, since it is larger than the sum of its proper divisors (276539378870).

518877748042 is a wasteful number, since it uses less digits than its factorization.

518877748042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3754053.

The product of its (nonzero) digits is 28098560, while the sum is 61.

The spelling of 518877748042 in words is "five hundred eighteen billion, eight hundred seventy-seven million, seven hundred forty-eight thousand, forty-two".