70215039225 has 144 divisors (see below), whose sum is σ = 135377049600. Its totient is φ = 34663157760.

The previous prime is 70215039211. The next prime is 70215039241. The reversal of 70215039225 is 52293051207.

It is not a de Polignac number, because 70215039225 - 2¹⁴ = 70215022841 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 70215039225.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 81361144 + ... + 81362006.

It is an arithmetic number, because the mean of its divisors is an integer number (940118400).

Almost surely, 2^70215039225 is an apocalyptic number.

70215039225 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

70215039225 is a deficient number, since it is larger than the sum of its proper divisors (65162010375).

70215039225 is a wasteful number, since it uses less digits than its factorization.

70215039225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1224 (or 1216 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The spelling of 70215039225 in words is "seventy billion, two hundred fifteen million, thirty-nine thousand, two hundred twenty-five".