146822216287 has 8 divisors (see below), whose sum is σ = 148146590592. Its totient is φ = 145500927000.

The previous prime is 146822216279. The next prime is 146822216291. The reversal of 146822216287 is 782612228641.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 146822216287 - 2³ = 146822216279 is a prime.

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 146822216287.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146822216087) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 675589 + ... + 866062.

It is an arithmetic number, because the mean of its divisors is an integer number (18518323824).

Almost surely, 2^146822216287 is an apocalyptic number.

146822216287 is a deficient number, since it is larger than the sum of its proper divisors (1324374305).

146822216287 is a wasteful number, since it uses less digits than its factorization.

146822216287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1542509.

The product of its digits is 1032192, while the sum is 49.

The spelling of 146822216287 in words is "one hundred forty-six billion, eight hundred twenty-two million, two hundred sixteen thousand, two hundred eighty-seven".