27802291046400 has 1152 divisors, whose sum is σ = 110455555392000. Its totient is φ = 6813953556480.

The previous prime is 27802291046393. The next prime is 27802291046423. The reversal of 27802291046400 is 464019220872.

27802291046400 is a `hidden beast` number, since 2 + 7 + 8 + 0 + 229 + 10 + 4 + 6 + 400 = 666.

It is a tau number, because it is divible by the number of its divisors (1152).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4295113564 + ... + 4295120036.

It is an arithmetic number, because the mean of its divisors is an integer number (95881558500).

Almost surely, 2^{27802291046400} is an apocalyptic number.

27802291046400 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 27802291046400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55227777696000).

27802291046400 is an abundant number, since it is smaller than the sum of its proper divisors (82653264345600).

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

27802291046400 is a wasteful number, since it uses less digits than its factorization.

27802291046400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6766 (or 6735 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The spelling of 27802291046400 in words is "twenty-seven trillion, eight hundred two billion, two hundred ninety-one million, forty-six thousand, four hundred".