867276148658472 has 288 divisors, whose sum is σ = 2876518816891200. Its totient is φ = 234723042086400.

The previous prime is 867276148658443. The next prime is 867276148658527. The reversal of 867276148658472 is 274856841672768.

867276148658472 is a `hidden beast` number, since 8 + 6 + 7 + 2 + 7 + 6 + 14 + 86 + 58 + 472 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 867276148658391 and 867276148658400.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 556324572 + ... + 557881332.

It is an arithmetic number, because the mean of its divisors is an integer number (9987912558650).

Almost surely, 2^{867276148658472} 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 867276148658472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1438259408445600).

867276148658472 is an abundant number, since it is smaller than the sum of its proper divisors (2009242668232728).

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

867276148658472 is a wasteful number, since it uses less digits than its factorization.

867276148658472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1565117 (or 1565103 counting only the distinct ones).

The product of its digits is 12138577920, while the sum is 81.

The spelling of 867276148658472 in words is "eight hundred sixty-seven trillion, two hundred seventy-six billion, one hundred forty-eight million, six hundred fifty-eight thousand, four hundred seventy-two".