2081517841802 has 16 divisors (see below), whose sum is σ = 3568339574592. Its totient is φ = 892073256480.

The previous prime is 2081517841763. The next prime is 2081517841807. The reversal of 2081517841802 is 2081487151802.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2081517841807) 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, 2283038 + ... + 3061910.

It is an arithmetic number, because the mean of its divisors is an integer number (223021223412).

Almost surely, 2^{2081517841802} is an apocalyptic number.

2081517841802 is a deficient number, since it is larger than the sum of its proper divisors (1486821732790).

2081517841802 is a wasteful number, since it uses less digits than its factorization.

2081517841802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 969773.

The product of its (nonzero) digits is 286720, while the sum is 47.

The spelling of 2081517841802 in words is "two trillion, eighty-one billion, five hundred seventeen million, eight hundred forty-one thousand, eight hundred two".