56026561500 has 1152 divisors, whose sum is σ = 230784712704. Its totient is φ = 11128320000.

The previous prime is 56026561489. The next prime is 56026561529. The reversal of 56026561500 is 516562065.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 789106465 + ... + 789106535.

It is an arithmetic number, because the mean of its divisors is an integer number (200333952).

Almost surely, 2^56026561500 is an apocalyptic number.

56026561500 is a gapful number since it is divisible by the number (50) 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 56026561500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115392356352).

56026561500 is an abundant number, since it is smaller than the sum of its proper divisors (174758151204).

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

56026561500 is a wasteful number, since it uses less digits than its factorization.

56026561500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204 (or 189 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The spelling of 56026561500 in words is "fifty-six billion, twenty-six million, five hundred sixty-one thousand, five hundred".