152216182261 has 24 divisors (see below), whose sum is σ = 182342664000. Its totient is φ = 125934681600.

The previous prime is 152216182249. The next prime is 152216182273. The reversal of 152216182261 is 162281612251.

It is an interprime number because it is at equal distance from previous prime (152216182249) and next prime (152216182273).

It is not a de Polignac number, because 152216182261 - 2⁹ = 152216181749 is a prime.

It is a super-2 number, since 2×152216182261² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 152216182261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152216182291) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 444636 + ... + 708613.

It is an arithmetic number, because the mean of its divisors is an integer number (7597611000).

Almost surely, 2^152216182261 is an apocalyptic number.

152216182261 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

152216182261 is a deficient number, since it is larger than the sum of its proper divisors (30126481739).

152216182261 is a wasteful number, since it uses less digits than its factorization.

152216182261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1153357 (or 1153344 counting only the distinct ones).

The product of its digits is 23040, while the sum is 37.

The spelling of 152216182261 in words is "one hundred fifty-two billion, two hundred sixteen million, one hundred eighty-two thousand, two hundred sixty-one".