2071559123545 has 8 divisors (see below), whose sum is σ = 2616706261440. Its totient is φ = 1570023756720.

The previous prime is 2071559123539. The next prime is 2071559123591. The reversal of 2071559123545 is 5453219551702.

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

It is not a de Polignac number, because 2071559123545 - 2¹¹ = 2071559121497 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10902942661 + ... + 10902942850.

It is an arithmetic number, because the mean of its divisors is an integer number (327088282680).

Almost surely, 2^{2071559123545} is an apocalyptic number.

It is an amenable number.

2071559123545 is a deficient number, since it is larger than the sum of its proper divisors (545147137895).

2071559123545 is a wasteful number, since it uses less digits than its factorization.

2071559123545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21805885535.

The product of its (nonzero) digits is 1890000, while the sum is 49.

The spelling of 2071559123545 in words is "two trillion, seventy-one billion, five hundred fifty-nine million, one hundred twenty-three thousand, five hundred forty-five".