40551101245 has 4 divisors (see below), whose sum is σ = 48661321500. Its totient is φ = 32440880992.

The previous prime is 40551101243. The next prime is 40551101287. The reversal of 40551101245 is 54210115504.

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 6271689636 + 34279411609 = 79194^2 + 185147^2 .

It is a cyclic number.

It is not a de Polignac number, because 40551101245 - 2¹ = 40551101243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40551101243) 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, 4055110120 + ... + 4055110129.

It is an arithmetic number, because the mean of its divisors is an integer number (12165330375).

Almost surely, 2^40551101245 is an apocalyptic number.

It is an amenable number.

40551101245 is a deficient number, since it is larger than the sum of its proper divisors (8110220255).

40551101245 is an equidigital number, since it uses as much as digits as its factorization.

40551101245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8110220254.

The product of its (nonzero) digits is 4000, while the sum is 28.

Adding to 40551101245 its reverse (54210115504), we get a palindrome (94761216749).

The spelling of 40551101245 in words is "forty billion, five hundred fifty-one million, one hundred one thousand, two hundred forty-five".