26990760554 has 8 divisors (see below), whose sum is σ = 40496457060. Its totient is φ = 13491941536.

The previous prime is 26990760551. The next prime is 26990760571. The reversal of 26990760554 is 45506709962.

It can be written as a sum of positive squares in 2 ways, for example, as 26757434929 + 233325625 = 163577^2 + 15275^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 26990760496 and 26990760505.

It is not an unprimeable number, because it can be changed into a prime (26990760551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1709549 + ... + 1725264.

Almost surely, 2^26990760554 is an apocalyptic number.

26990760554 is a deficient number, since it is larger than the sum of its proper divisors (13505696506).

26990760554 is a wasteful number, since it uses less digits than its factorization.

26990760554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3438744.

The product of its (nonzero) digits is 4082400, while the sum is 53.

The spelling of 26990760554 in words is "twenty-six billion, nine hundred ninety million, seven hundred sixty thousand, five hundred fifty-four".