5671780402501 has 4 divisors (see below), whose sum is σ = 5867359037100. Its totient is φ = 5476201767904.

The previous prime is 5671780402489. The next prime is 5671780402529. The reversal of 5671780402501 is 1052040871765.

5671780402501 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 2381550²+1.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2974141684900 + 2697638717601 = 1724570^2 + 1642449^2 .

It is a cyclic number.

It is not a de Polignac number, because 5671780402501 - 2⁷ = 5671780402373 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 (5671780402591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97789317256 + ... + 97789317313.

It is an arithmetic number, because the mean of its divisors is an integer number (1466839759275).

Almost surely, 2^{5671780402501} is an apocalyptic number.

It is an amenable number.

5671780402501 is a deficient number, since it is larger than the sum of its proper divisors (195578634599).

5671780402501 is a wasteful number, since it uses less digits than its factorization.

5671780402501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195578634598.

The product of its (nonzero) digits is 470400, while the sum is 46.

The spelling of 5671780402501 in words is "five trillion, six hundred seventy-one billion, seven hundred eighty million, four hundred two thousand, five hundred one".