2525666601667 has 8 divisors (see below), whose sum is σ = 2762947514880. Its totient is φ = 2289664831560.

The previous prime is 2525666601629. The next prime is 2525666601697. The reversal of 2525666601667 is 7661066665252.

2525666601667 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2525666601667 is a prime.

It is a super-3 number, since 3×2525666601667³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2525666601607) 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, 319781643 + ... + 319789540.

It is an arithmetic number, because the mean of its divisors is an integer number (345368439360).

Almost surely, 2^{2525666601667} is an apocalyptic number.

2525666601667 is a deficient number, since it is larger than the sum of its proper divisors (237280913213).

2525666601667 is a wasteful number, since it uses less digits than its factorization.

2525666601667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639571553.

The product of its (nonzero) digits is 32659200, while the sum is 58.

The spelling of 2525666601667 in words is "two trillion, five hundred twenty-five billion, six hundred sixty-six million, six hundred one thousand, six hundred sixty-seven".