2545450545452 has 12 divisors (see below), whose sum is σ = 4459449749160. Its totient is φ = 1271322045696.

The previous prime is 2545450545433. The next prime is 2545450545457.

2545450545452 is nontrivially palindromic in base 10.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 2545450545452.

It is not an unprimeable number, because it can be changed into a prime (2545450545457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 350802677 + ... + 350809932.

It is an arithmetic number, because the mean of its divisors is an integer number (371620812430).

Almost surely, 2^{2545450545452} is an apocalyptic number.

It is an amenable number.

2545450545452 is a deficient number, since it is larger than the sum of its proper divisors (1913999203708).

2545450545452 is a wasteful number, since it uses less digits than its factorization.

2545450545452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701613520 (or 701613518 counting only the distinct ones).

The product of its (nonzero) digits is 16000000, while the sum is 50.

The spelling of 2545450545452 in words is "two trillion, five hundred forty-five billion, four hundred fifty million, five hundred forty-five thousand, four hundred fifty-two".