42268262400 has 1440 divisors, whose sum is σ = 196165784430. Its totient is φ = 8918138880.

The previous prime is 42268262383. The next prime is 42268262419. The reversal of 42268262400 is 426286224.

42268262400 is a `hidden beast` number, since 4 + 2 + 26 + 8 + 2 + 624 + 0 + 0 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 23475142656 + 18793119744 = 153216^2 + 137088^2 .

It is a tau number, because it is divible by the number of its divisors (1440).

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

It is an unprimeable number.

It is a polite number, since it can be written in 89 ways as a sum of consecutive naturals, for example, 3251404794 + ... + 3251404806.

Almost surely, 2^42268262400 is an apocalyptic number.

42268262400 is a gapful number since it is divisible by the number (40) 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 42268262400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98082892215).

42268262400 is an abundant number, since it is smaller than the sum of its proper divisors (153897522030).

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

42268262400 is an equidigital number, since it uses as much as digits as its factorization.

42268262400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79 (or 30 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 36.

The spelling of 42268262400 in words is "forty-two billion, two hundred sixty-eight million, two hundred sixty-two thousand, four hundred".