2651262526265 has 16 divisors (see below), whose sum is σ = 3262428683136. Its totient is φ = 2067172848000.

The previous prime is 2651262526229. The next prime is 2651262526327. The reversal of 2651262526265 is 5626252621562.

It is a de Polignac number, because none of the positive numbers 2^k-2651262526265 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6376811 + ... + 6779840.

It is an arithmetic number, because the mean of its divisors is an integer number (203901792696).

Almost surely, 2^{2651262526265} is an apocalyptic number.

It is an amenable number.

2651262526265 is a deficient number, since it is larger than the sum of its proper divisors (611166156871).

2651262526265 is a wasteful number, since it uses less digits than its factorization.

2651262526265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13157680.

The product of its digits is 5184000, while the sum is 50.

The spelling of 2651262526265 in words is "two trillion, six hundred fifty-one billion, two hundred sixty-two million, five hundred twenty-six thousand, two hundred sixty-five".