45515522453 has 4 divisors (see below), whose sum is σ = 45523347468. Its totient is φ = 45507697440.

The previous prime is 45515522419. The next prime is 45515522461. The reversal of 45515522453 is 35422551554.

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 35896228369 + 9619294084 = 189463^2 + 98078^2 .

It is a cyclic number.

It is not a de Polignac number, because 45515522453 - 2⁶ = 45515522389 is a prime.

It is a super-3 number, since 3×45515522453³ (a number of 33 digits) contains 333 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 45515522453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45515521453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3903776 + ... + 3915417.

It is an arithmetic number, because the mean of its divisors is an integer number (11380836867).

Almost surely, 2^45515522453 is an apocalyptic number.

It is an amenable number.

45515522453 is a deficient number, since it is larger than the sum of its proper divisors (7825015).

45515522453 is an equidigital number, since it uses as much as digits as its factorization.

45515522453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7825014.

The product of its digits is 600000, while the sum is 41.

The spelling of 45515522453 in words is "forty-five billion, five hundred fifteen million, five hundred twenty-two thousand, four hundred fifty-three".