26987433377383 has 2 divisors, whose sum is σ = 26987433377384. Its totient is φ = 26987433377382.

The previous prime is 26987433377371. The next prime is 26987433377431. The reversal of 26987433377383 is 38377333478962.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26987433377383 - 2¹⁷ = 26987433246311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26987433377083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13493716688691 + 13493716688692.

It is an arithmetic number, because the mean of its divisors is an integer number (13493716688692).

Almost surely, 2^{26987433377383} is an apocalyptic number.

26987433377383 is a deficient number, since it is larger than the sum of its proper divisors (1).

26987433377383 is an equidigital number, since it uses as much as digits as its factorization.

26987433377383 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2304433152, while the sum is 73.

The spelling of 26987433377383 in words is "twenty-six trillion, nine hundred eighty-seven billion, four hundred thirty-three million, three hundred seventy-seven thousand, three hundred eighty-three".