45505240045 has 8 divisors (see below), whose sum is σ = 55531818720. Its totient is φ = 35787171600.

The previous prime is 45505240043. The next prime is 45505240057. The reversal of 45505240045 is 54004250554.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45505240045 - 2¹ = 45505240043 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45505240043) 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, 77127231 + ... + 77127820.

It is an arithmetic number, because the mean of its divisors is an integer number (6941477340).

Almost surely, 2^45505240045 is an apocalyptic number.

It is an amenable number.

45505240045 is a deficient number, since it is larger than the sum of its proper divisors (10026578675).

45505240045 is a wasteful number, since it uses less digits than its factorization.

45505240045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154255115.

The product of its (nonzero) digits is 80000, while the sum is 34.

Adding to 45505240045 its reverse (54004250554), we get a palindrome (99509490599).

The spelling of 45505240045 in words is "forty-five billion, five hundred five million, two hundred forty thousand, forty-five".