45320111553 has 4 divisors (see below), whose sum is σ = 60426815408. Its totient is φ = 30213407700.

The previous prime is 45320111533. The next prime is 45320111587. The reversal of 45320111553 is 35511102354.

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 not a de Polignac number, because 45320111553 - 2⁶ = 45320111489 is a prime.

It is a super-2 number, since 2×45320111553² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45320111553.

It is not an unprimeable number, because it can be changed into a prime (45320111533) 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, 7553351923 + ... + 7553351928.

It is an arithmetic number, because the mean of its divisors is an integer number (15106703852).

Almost surely, 2^45320111553 is an apocalyptic number.

It is an amenable number.

45320111553 is a deficient number, since it is larger than the sum of its proper divisors (15106703855).

45320111553 is a wasteful number, since it uses less digits than its factorization.

45320111553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15106703854.

The product of its (nonzero) digits is 9000, while the sum is 30.

The spelling of 45320111553 in words is "forty-five billion, three hundred twenty million, one hundred eleven thousand, five hundred fifty-three".