26146362667 has 2 divisors, whose sum is σ = 26146362668. Its totient is φ = 26146362666.

The previous prime is 26146362629. The next prime is 26146362709. The reversal of 26146362667 is 76626364162.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26146362667 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 26146362667.

It is not a weakly prime, because it can be changed into another prime (26146362167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13073181333 + 13073181334.

It is an arithmetic number, because the mean of its divisors is an integer number (13073181334).

Almost surely, 2^26146362667 is an apocalyptic number.

26146362667 is a deficient number, since it is larger than the sum of its proper divisors (1).

26146362667 is an equidigital number, since it uses as much as digits as its factorization.

26146362667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2612736, while the sum is 49.

The spelling of 26146362667 in words is "twenty-six billion, one hundred forty-six million, three hundred sixty-two thousand, six hundred sixty-seven".