2145652116132 has 24 divisors (see below), whose sum is σ = 5721738976576. Its totient is φ = 613043461728.

The previous prime is 2145652116131. The next prime is 2145652116149. The reversal of 2145652116132 is 2316112565412.

It is a super-2 number, since 2×2145652116132² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2145652116131) 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, 12771738703 + ... + 12771738870.

Almost surely, 2^{2145652116132} is an apocalyptic number.

It is an amenable number.

2145652116132 is an abundant number, since it is smaller than the sum of its proper divisors (3576086860444).

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

2145652116132 is a wasteful number, since it uses less digits than its factorization.

2145652116132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25543477587 (or 25543477585 counting only the distinct ones).

The product of its digits is 86400, while the sum is 39.

The spelling of 2145652116132 in words is "two trillion, one hundred forty-five billion, six hundred fifty-two million, one hundred sixteen thousand, one hundred thirty-two".