70277035072 has 112 divisors (see below), whose sum is σ = 147195869184. Its totient is φ = 33225984000.

The previous prime is 70277035021. The next prime is 70277035111. The reversal of 70277035072 is 27053077207.

It is a super-2 number, since 2×70277035072² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50887822 + ... + 50889202.

It is an arithmetic number, because the mean of its divisors is an integer number (1314248832).

Almost surely, 2^70277035072 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 70277035072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73597934592).

70277035072 is an abundant number, since it is smaller than the sum of its proper divisors (76918834112).

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

70277035072 is a wasteful number, since it uses less digits than its factorization.

70277035072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1788 (or 1778 counting only the distinct ones).

The product of its (nonzero) digits is 144060, while the sum is 40.

The spelling of 70277035072 in words is "seventy billion, two hundred seventy-seven million, thirty-five thousand, seventy-two".