2041991798847 has 32 divisors (see below), whose sum is σ = 3655593715200. Its totient is φ = 979176885120.

The previous prime is 2041991798839. The next prime is 2041991798923. The reversal of 2041991798847 is 7488971991402.

It is not a de Polignac number, because 2041991798847 - 2³ = 2041991798839 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2041991798837) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 339988972 + ... + 339994977.

It is an arithmetic number, because the mean of its divisors is an integer number (114237303600).

Almost surely, 2^{2041991798847} is an apocalyptic number.

2041991798847 is a deficient number, since it is larger than the sum of its proper divisors (1613601916353).

2041991798847 is a wasteful number, since it uses less digits than its factorization.

2041991798847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679983983.

The product of its (nonzero) digits is 73156608, while the sum is 69.

The spelling of 2041991798847 in words is "two trillion, forty-one billion, nine hundred ninety-one million, seven hundred ninety-eight thousand, eight hundred forty-seven".