26961337951 has 8 divisors (see below), whose sum is σ = 27290438784. Its totient is φ = 26632338840.

The previous prime is 26961337927. The next prime is 26961337979. The reversal of 26961337951 is 15973316962.

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

It is a cyclic number.

It is not a de Polignac number, because 26961337951 - 2¹⁵ = 26961305183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26961337451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 601446 + ... + 644716.

It is an arithmetic number, because the mean of its divisors is an integer number (3411304848).

Almost surely, 2^26961337951 is an apocalyptic number.

26961337951 is a deficient number, since it is larger than the sum of its proper divisors (329100833).

26961337951 is an equidigital number, since it uses as much as digits as its factorization.

26961337951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50861.

The product of its digits is 1837080, while the sum is 52.

The spelling of 26961337951 in words is "twenty-six billion, nine hundred sixty-one million, three hundred thirty-seven thousand, nine hundred fifty-one".