147225689999 has 32 divisors (see below), whose sum is σ = 155691771840. Its totient is φ = 139030528000.

The previous prime is 147225689953. The next prime is 147225690071. The reversal of 147225689999 is 999986522741.

It is a Cunningham number, because it is equal to 383700²-1.

It is a cyclic number.

It is not a de Polignac number, because 147225689999 - 2¹² = 147225685903 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147225689099) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 98609897 + ... + 98611389.

It is an arithmetic number, because the mean of its divisors is an integer number (4865367870).

Almost surely, 2^147225689999 is an apocalyptic number.

147225689999 is a deficient number, since it is larger than the sum of its proper divisors (8466081841).

147225689999 is a wasteful number, since it uses less digits than its factorization.

147225689999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2011.

The product of its digits is 176359680, while the sum is 71.

The spelling of 147225689999 in words is "one hundred forty-seven billion, two hundred twenty-five million, six hundred eighty-nine thousand, nine hundred ninety-nine".