26219080620 has 192 divisors, whose sum is σ = 86471763840. Its totient is φ = 6572630016.

The previous prime is 26219080561. The next prime is 26219080627. The reversal of 26219080620 is 2608091262.

It is a happy number.

26219080620 is a `hidden beast` number, since 2 + 6 + 21 + 9 + 0 + 8 + 0 + 620 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (26219080627) 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 63 ways as a sum of consecutive naturals, for example, 13704784 + ... + 13706696.

It is an arithmetic number, because the mean of its divisors is an integer number (450373770).

Almost surely, 2^26219080620 is an apocalyptic number.

26219080620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26219080620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43235881920).

26219080620 is an abundant number, since it is smaller than the sum of its proper divisors (60252683220).

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

26219080620 is a wasteful number, since it uses less digits than its factorization.

26219080620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3441 (or 3433 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The spelling of 26219080620 in words is "twenty-six billion, two hundred nineteen million, eighty thousand, six hundred twenty".