45540355512 has 32 divisors (see below), whose sum is σ = 113927748480. Its totient is φ = 15169870560.

The previous prime is 45540355507. The next prime is 45540355517. The reversal of 45540355512 is 21555304554.

It is an interprime number because it is at equal distance from previous prime (45540355507) and next prime (45540355517).

It is a super-3 number, since 3×45540355512³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45540355517) 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 7 ways as a sum of consecutive naturals, for example, 604164 + ... + 675347.

It is an arithmetic number, because the mean of its divisors is an integer number (3560242140).

Almost surely, 2^45540355512 is an apocalyptic number.

It is an amenable number.

45540355512 is an abundant number, since it is smaller than the sum of its proper divisors (68387392968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45540355512 is a wasteful number, since it uses less digits than its factorization.

45540355512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1281003 (or 1280999 counting only the distinct ones).

The product of its (nonzero) digits is 300000, while the sum is 39.

The spelling of 45540355512 in words is "forty-five billion, five hundred forty million, three hundred fifty-five thousand, five hundred twelve".