72270115167 has 16 divisors (see below), whose sum is σ = 96672026880. Its totient is φ = 48024262272.

The previous prime is 72270115163. The next prime is 72270115171. The reversal of 72270115167 is 76151107227.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (72270115163) and next prime (72270115171).

It is not a de Polignac number, because 72270115167 - 2² = 72270115163 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72270115163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2589228 + ... + 2616990.

It is an arithmetic number, because the mean of its divisors is an integer number (6042001680).

Almost surely, 2^72270115167 is an apocalyptic number.

72270115167 is a deficient number, since it is larger than the sum of its proper divisors (24401911713).

72270115167 is a wasteful number, since it uses less digits than its factorization.

72270115167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30542.

The product of its (nonzero) digits is 41160, while the sum is 39.

The spelling of 72270115167 in words is "seventy-two billion, two hundred seventy million, one hundred fifteen thousand, one hundred sixty-seven".