70443254364 has 288 divisors, whose sum is σ = 202164221952. Its totient is φ = 19010880000.

The previous prime is 70443254363. The next prime is 70443254369. The reversal of 70443254364 is 46345234407.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70443254363) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 152805094 + ... + 152805554.

It is an arithmetic number, because the mean of its divisors is an integer number (701959104).

Almost surely, 2^70443254364 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 70443254364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101082110976).

70443254364 is an abundant number, since it is smaller than the sum of its proper divisors (131720967588).

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

70443254364 is a wasteful number, since it uses less digits than its factorization.

70443254364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697 (or 688 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 42.

The spelling of 70443254364 in words is "seventy billion, four hundred forty-three million, two hundred fifty-four thousand, three hundred sixty-four".