2145489436006 has 20 divisors (see below), whose sum is σ = 3754383126012. Its totient is φ = 919495470516.

The previous prime is 2145489435977. The next prime is 2145489436007. The reversal of 2145489436006 is 6006349845412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2145489436007) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 223390600 + ... + 223400203.

Almost surely, 2^{2145489436006} is an apocalyptic number.

2145489436006 is a deficient number, since it is larger than the sum of its proper divisors (1608893690006).

2145489436006 is an frugal number, since it uses more digits than its factorization.

2145489436006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446790833 (or 446790812 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 52.

The spelling of 2145489436006 in words is "two trillion, one hundred forty-five billion, four hundred eighty-nine million, four hundred thirty-six thousand, six".