82870002220245 has 16 divisors (see below), whose sum is σ = 132640589914560. Its totient is φ = 44181139063424.

The previous prime is 82870002220231. The next prime is 82870002220249. The reversal of 82870002220245 is 54202220007828.

It is a cyclic number.

It is not a de Polignac number, because 82870002220245 - 2²⁷ = 82869868002517 is a prime.

It is a super-2 number, since 2×82870002220245² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 82870002220197 and 82870002220206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82870002220249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1012173579 + ... + 1012255448.

It is an arithmetic number, because the mean of its divisors is an integer number (8290036869660).

Almost surely, 2^{82870002220245} is an apocalyptic number.

It is an amenable number.

82870002220245 is a deficient number, since it is larger than the sum of its proper divisors (49770587694315).

82870002220245 is a wasteful number, since it uses less digits than its factorization.

82870002220245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2024431764.

The product of its (nonzero) digits is 286720, while the sum is 42.

The spelling of 82870002220245 in words is "eighty-two trillion, eight hundred seventy billion, two million, two hundred twenty thousand, two hundred forty-five".