2665046568525 has 96 divisors (see below), whose sum is σ = 4921873313280. Its totient is φ = 1261243872000.

The previous prime is 2665046568461. The next prime is 2665046568577. The reversal of 2665046568525 is 5258656405662.

It is not a de Polignac number, because 2665046568525 - 2⁶ = 2665046568461 is a prime.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 54287691 + ... + 54336759.

It is an arithmetic number, because the mean of its divisors is an integer number (51269513680).

Almost surely, 2^{2665046568525} is an apocalyptic number.

2665046568525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2665046568525 is a deficient number, since it is larger than the sum of its proper divisors (2256826744755).

2665046568525 is a wasteful number, since it uses less digits than its factorization.

2665046568525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50667 (or 50662 counting only the distinct ones).

The product of its (nonzero) digits is 103680000, while the sum is 60.

The spelling of 2665046568525 in words is "two trillion, six hundred sixty-five billion, forty-six million, five hundred sixty-eight thousand, five hundred twenty-five".