70434966528 has 440 divisors, whose sum is σ = 220243280400. Its totient is φ = 22398861312.

The previous prime is 70434966493. The next prime is 70434966551. The reversal of 70434966528 is 82566943407.

70434966528 is a `hidden beast` number, since 70 + 4 + 3 + 49 + 6 + 6 + 528 = 666.

It is a super-2 number, since 2×70434966528² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 181066558 + ... + 181066946.

It is an arithmetic number, because the mean of its divisors is an integer number (500552910).

Almost surely, 2^70434966528 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 70434966528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110121640200).

70434966528 is an abundant number, since it is smaller than the sum of its proper divisors (149808313872).

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

70434966528 is a wasteful number, since it uses less digits than its factorization.

70434966528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517 (or 490 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 54.

The spelling of 70434966528 in words is "seventy billion, four hundred thirty-four million, nine hundred sixty-six thousand, five hundred twenty-eight".