2040717782461 has 8 divisors (see below), whose sum is σ = 2141209534464. Its totient is φ = 1941206438160.

The previous prime is 2040717782431. The next prime is 2040717782473. The reversal of 2040717782461 is 1642877170402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2040717782461 - 2⁵ = 2040717782429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2040717782401) 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, 245097661 + ... + 245105986.

It is an arithmetic number, because the mean of its divisors is an integer number (267651191808).

Almost surely, 2^{2040717782461} is an apocalyptic number.

It is an amenable number.

2040717782461 is a deficient number, since it is larger than the sum of its proper divisors (100491752003).

2040717782461 is a wasteful number, since it uses less digits than its factorization.

2040717782461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490203851.

The product of its (nonzero) digits is 1053696, while the sum is 49.

The spelling of 2040717782461 in words is "two trillion, forty billion, seven hundred seventeen million, seven hundred eighty-two thousand, four hundred sixty-one".