45501111240001 has 4 divisors (see below), whose sum is σ = 45736868293252. Its totient is φ = 45265354186752.

The previous prime is 45501111239971. The next prime is 45501111240017. The reversal of 45501111240001 is 10004211110554.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 15566370539776 + 29934740700225 = 3945424^2 + 5471265^2 .

It is a cyclic number.

It is not a de Polignac number, because 45501111240001 - 2⁴³ = 36705018217793 is a prime.

It is a super-2 number, since 2×45501111240001² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45501111247001) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 117878526336 + ... + 117878526721.

It is an arithmetic number, because the mean of its divisors is an integer number (11434217073313).

Almost surely, 2^{45501111240001} is an apocalyptic number.

It is an amenable number.

45501111240001 is a deficient number, since it is larger than the sum of its proper divisors (235757053251).

45501111240001 is a wasteful number, since it uses less digits than its factorization.

45501111240001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235757053250.

The product of its (nonzero) digits is 800, while the sum is 25.

Adding to 45501111240001 its reverse (10004211110554), we get a palindrome (55505322350555).

The spelling of 45501111240001 in words is "forty-five trillion, five hundred one billion, one hundred eleven million, two hundred forty thousand, one".