70066771200000 has 1152 divisors, whose sum is σ = 273093427152000. Its totient is φ = 17700249600000.

The previous prime is 70066771199993. The next prime is 70066771200037. The reversal of 70066771200000 is 217766007.

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 (36).

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, 3283189330 + ... + 3283210670.

It is an arithmetic number, because the mean of its divisors is an integer number (237060266625).

Almost surely, 2^{70066771200000} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70066771200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136546713576000).

70066771200000 is an abundant number, since it is smaller than the sum of its proper divisors (203026655952000).

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

70066771200000 is an equidigital number, since it uses as much as digits as its factorization.

70066771200000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21416 (or 21370 counting only the distinct ones).

The product of its (nonzero) digits is 24696, while the sum is 36.

Adding to 70066771200000 its reverse (217766007), we get a palindrome (70066988966007).

The spelling of 70066771200000 in words is "seventy trillion, sixty-six billion, seven hundred seventy-one million, two hundred thousand".