201405452545 has 16 divisors (see below), whose sum is σ = 272749705920. Its totient is φ = 141425771200.

The previous prime is 201405452509. The next prime is 201405452581. The reversal of 201405452545 is 545254504102.

It is an interprime number because it is at equal distance from previous prime (201405452509) and next prime (201405452581).

It is not a de Polignac number, because 201405452545 - 2¹⁷ = 201405321473 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63134911 + ... + 63138100.

It is an arithmetic number, because the mean of its divisors is an integer number (17046856620).

Almost surely, 2^201405452545 is an apocalyptic number.

It is an amenable number.

201405452545 is a deficient number, since it is larger than the sum of its proper divisors (71344253375).

201405452545 is a wasteful number, since it uses less digits than its factorization.

201405452545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126273056.

The product of its (nonzero) digits is 160000, while the sum is 37.

Adding to 201405452545 its reverse (545254504102), we get a palindrome (746659956647).

The spelling of 201405452545 in words is "two hundred one billion, four hundred five million, four hundred fifty-two thousand, five hundred forty-five".