2162540452612 has 6 divisors (see below), whose sum is σ = 3784445792078. Its totient is φ = 1081270226304.

The previous prime is 2162540452603. The next prime is 2162540452613.

2162540452612 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 1717950218436 + 444590234176 = 1310706^2 + 666776^2 .

It is not an unprimeable number, because it can be changed into a prime (2162540452613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270317556573 + ... + 270317556580.

Almost surely, 2^{2162540452612} is an apocalyptic number.

It is an amenable number.

2162540452612 is a deficient number, since it is larger than the sum of its proper divisors (1621905339466).

2162540452612 is a wasteful number, since it uses less digits than its factorization.

2162540452612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540635113157 (or 540635113155 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 40.

The spelling of 2162540452612 in words is "two trillion, one hundred sixty-two billion, five hundred forty million, four hundred fifty-two thousand, six hundred twelve".