45503335231 has 4 divisors (see below), whose sum is σ = 45651554872. Its totient is φ = 45355115592.

The previous prime is 45503335211. The next prime is 45503335237. The reversal of 45503335231 is 13253330554.

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

It is a cyclic number.

It is not a de Polignac number, because 45503335231 - 2⁹ = 45503334719 is a prime.

It is a super-2 number, since 2×45503335231² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45503335237) 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, 74109360 + ... + 74109973.

It is an arithmetic number, because the mean of its divisors is an integer number (11412888718).

Almost surely, 2^45503335231 is an apocalyptic number.

45503335231 is a deficient number, since it is larger than the sum of its proper divisors (148219641).

45503335231 is a wasteful number, since it uses less digits than its factorization.

45503335231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148219640.

The product of its (nonzero) digits is 81000, while the sum is 34.

Adding to 45503335231 its reverse (13253330554), we get a palindrome (58756665785).

The spelling of 45503335231 in words is "forty-five billion, five hundred three million, three hundred thirty-five thousand, two hundred thirty-one".