70083543456 has 144 divisors (see below), whose sum is σ = 201826235520. Its totient is φ = 23066426880.

The previous prime is 70083543449. The next prime is 70083543457. The reversal of 70083543456 is 65434538007.

70083543456 is a `hidden beast` number, since 70 + 0 + 83 + 54 + 3 + 456 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is not an unprimeable number, because it can be changed into a prime (70083543457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10646086 + ... + 10652666.

It is an arithmetic number, because the mean of its divisors is an integer number (1401571080).

Almost surely, 2^70083543456 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 70083543456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100913117760).

70083543456 is an abundant number, since it is smaller than the sum of its proper divisors (131742692064).

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

70083543456 is a wasteful number, since it uses less digits than its factorization.

70083543456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7059 (or 7048 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 45.

The spelling of 70083543456 in words is "seventy billion, eighty-three million, five hundred forty-three thousand, four hundred fifty-six".