45206545321 has 32 divisors (see below), whose sum is σ = 54647136000. Its totient is φ = 36531855360.

The previous prime is 45206545313. The next prime is 45206545357. The reversal of 45206545321 is 12354560254.

It is not a de Polignac number, because 45206545321 - 2³ = 45206545313 is a prime.

It is a super-3 number, since 3×45206545321³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45206545121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31111831 + ... + 31113283.

It is an arithmetic number, because the mean of its divisors is an integer number (1707723000).

Almost surely, 2^45206545321 is an apocalyptic number.

It is an amenable number.

45206545321 is a deficient number, since it is larger than the sum of its proper divisors (9440590679).

45206545321 is a wasteful number, since it uses less digits than its factorization.

45206545321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2449.

The product of its (nonzero) digits is 144000, while the sum is 37.

The spelling of 45206545321 in words is "forty-five billion, two hundred six million, five hundred forty-five thousand, three hundred twenty-one".