26949023822380 has 48 divisors (see below), whose sum is σ = 61920961947936. Its totient is φ = 9770565934080.

The previous prime is 26949023822299. The next prime is 26949023822411. The reversal of 26949023822380 is 8322832094962.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181670019 + ... + 181818298.

It is an arithmetic number, because the mean of its divisors is an integer number (1290020040582).

Almost surely, 2^{26949023822380} is an apocalyptic number.

26949023822380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26949023822380 is an abundant number, since it is smaller than the sum of its proper divisors (34971938125556).

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

26949023822380 is a wasteful number, since it uses less digits than its factorization.

26949023822380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363488674 (or 363488672 counting only the distinct ones).

The product of its (nonzero) digits is 17915904, while the sum is 58.

The spelling of 26949023822380 in words is "twenty-six trillion, nine hundred forty-nine billion, twenty-three million, eight hundred twenty-two thousand, three hundred eighty".