2002581057527 has 4 divisors (see below), whose sum is σ = 2002592289720. Its totient is φ = 2002569825336.

The previous prime is 2002581057511. The next prime is 2002581057541. The reversal of 2002581057527 is 7257501852002.

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

It is a cyclic number.

It is not a de Polignac number, because 2002581057527 - 2⁴ = 2002581057511 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 (2002581057227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5344277 + ... + 5706702.

It is an arithmetic number, because the mean of its divisors is an integer number (500648072430).

Almost surely, 2^{2002581057527} is an apocalyptic number.

2002581057527 is a deficient number, since it is larger than the sum of its proper divisors (11232193).

2002581057527 is a wasteful number, since it uses less digits than its factorization.

2002581057527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11232192.

The product of its (nonzero) digits is 392000, while the sum is 44.

Multiplying 2002581057527 by its sum of digits (44), we get a palindrome (88113566531188).

The spelling of 2002581057527 in words is "two trillion, two billion, five hundred eighty-one million, fifty-seven thousand, five hundred twenty-seven".