2164254524612 has 6 divisors (see below), whose sum is σ = 3787445418078. Its totient is φ = 1082127262304.

The previous prime is 2164254524569. The next prime is 2164254524659.

It is a happy number.

2164254524612 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 1998649477696 + 165605046916 = 1413736^2 + 406946^2 .

It is a super-2 number, since 2×2164254524612² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270531815573 + ... + 270531815580.

It is an arithmetic number, because the mean of its divisors is an integer number (631240903013).

Almost surely, 2^{2164254524612} is an apocalyptic number.

It is an amenable number.

2164254524612 is a deficient number, since it is larger than the sum of its proper divisors (1623190893466).

2164254524612 is a wasteful number, since it uses less digits than its factorization.

2164254524612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541063631157 (or 541063631155 counting only the distinct ones).

The product of its digits is 921600, while the sum is 44.

The spelling of 2164254524612 in words is "two trillion, one hundred sixty-four billion, two hundred fifty-four million, five hundred twenty-four thousand, six hundred twelve".