70459587540 has 288 divisors, whose sum is σ = 231305518080. Its totient is φ = 17295003648.

The previous prime is 70459587511. The next prime is 70459587581. The reversal of 70459587540 is 4578595407.

70459587540 is a `hidden beast` number, since 7 + 0 + 4 + 5 + 9 + 587 + 54 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 77683767 + ... + 77684673.

It is an arithmetic number, because the mean of its divisors is an integer number (803144160).

Almost surely, 2^70459587540 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 70459587540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115652759040).

70459587540 is an abundant number, since it is smaller than the sum of its proper divisors (160845930540).

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

70459587540 is a wasteful number, since it uses less digits than its factorization.

70459587540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1471 (or 1466 counting only the distinct ones).

The product of its (nonzero) digits is 7056000, while the sum is 54.

The spelling of 70459587540 in words is "seventy billion, four hundred fifty-nine million, five hundred eighty-seven thousand, five hundred forty".