26045065651 has 16 divisors (see below), whose sum is σ = 30544565760. Its totient is φ = 21953890080.

The previous prime is 26045065601. The next prime is 26045065663. The reversal of 26045065651 is 15656054062.

It is a cyclic number.

It is not a de Polignac number, because 26045065651 - 2⁷ = 26045065523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26045065601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1315896 + ... + 1335541.

It is an arithmetic number, because the mean of its divisors is an integer number (1909035360).

Almost surely, 2^26045065651 is an apocalyptic number.

26045065651 is a deficient number, since it is larger than the sum of its proper divisors (4499500109).

26045065651 is a wasteful number, since it uses less digits than its factorization.

26045065651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2651514.

The product of its (nonzero) digits is 216000, while the sum is 40.

The spelling of 26045065651 in words is "twenty-six billion, forty-five million, sixty-five thousand, six hundred fifty-one".