70006686750 has 768 divisors, whose sum is σ = 262440622080. Its totient is φ = 13411008000.

The previous prime is 70006686733. The next prime is 70006686781. The reversal of 70006686750 is 5768660007.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 70006686696 and 70006686705.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 87837352 + ... + 87838148.

It is an arithmetic number, because the mean of its divisors is an integer number (341719560).

Almost surely, 2^70006686750 is an apocalyptic number.

70006686750 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 70006686750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131220311040).

70006686750 is an abundant number, since it is smaller than the sum of its proper divisors (192433935330).

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

70006686750 is a wasteful number, since it uses less digits than its factorization.

70006686750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 867 (or 838 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The spelling of 70006686750 in words is "seventy billion, six million, six hundred eighty-six thousand, seven hundred fifty".