26654553340 has 12 divisors (see below), whose sum is σ = 55974562056. Its totient is φ = 10661821328.

The previous prime is 26654553293. The next prime is 26654553377. The reversal of 26654553340 is 4335545662.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 666363814 + ... + 666363853.

It is an arithmetic number, because the mean of its divisors is an integer number (4664546838).

Almost surely, 2^26654553340 is an apocalyptic number.

26654553340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26654553340 is an abundant number, since it is smaller than the sum of its proper divisors (29320008716).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26654553340 is a wasteful number, since it uses less digits than its factorization.

26654553340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1332727676 (or 1332727674 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 43.

The spelling of 26654553340 in words is "twenty-six billion, six hundred fifty-four million, five hundred fifty-three thousand, three hundred forty".