45511432001 has 4 divisors (see below), whose sum is σ = 52013065152. Its totient is φ = 39009798852.

The previous prime is 45511431983. The next prime is 45511432009. The reversal of 45511432001 is 10023411554.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45511432001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45511432009) 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, 3250816565 + ... + 3250816578.

It is an arithmetic number, because the mean of its divisors is an integer number (13003266288).

Almost surely, 2^45511432001 is an apocalyptic number.

It is an amenable number.

45511432001 is a deficient number, since it is larger than the sum of its proper divisors (6501633151).

45511432001 is an equidigital number, since it uses as much as digits as its factorization.

45511432001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6501633150.

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 45511432001 its reverse (10023411554), we get a palindrome (55534843555).

The spelling of 45511432001 in words is "forty-five billion, five hundred eleven million, four hundred thirty-two thousand, one".