2042555500040 has 64 divisors (see below), whose sum is σ = 5014621872000. Its totient is φ = 742587965440.

The previous prime is 2042555500001. The next prime is 2042555500103. The reversal of 2042555500040 is 400055552402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1562696 + ... + 2554824.

It is an arithmetic number, because the mean of its divisors is an integer number (78353466750).

Almost surely, 2^{2042555500040} is an apocalyptic number.

2042555500040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2042555500040 is an abundant number, since it is smaller than the sum of its proper divisors (2972066371960).

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

2042555500040 is a wasteful number, since it uses less digits than its factorization.

2042555500040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 996830 (or 996826 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 32.

The spelling of 2042555500040 in words is "two trillion, forty-two billion, five hundred fifty-five million, five hundred thousand, forty".