45520255100440 has 32 divisors (see below), whose sum is σ = 102540084641280. Its totient is φ = 18186855699712.

The previous prime is 45520255100413. The next prime is 45520255100447. The reversal of 45520255100440 is 4400155202554.

It is a self number, because there is not a number n which added to its sum of digits gives 45520255100440.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45520255100447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 663913432 + ... + 663981991.

It is an arithmetic number, because the mean of its divisors is an integer number (3204377645040).

Almost surely, 2^{45520255100440} is an apocalyptic number.

45520255100440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45520255100440 is an abundant number, since it is smaller than the sum of its proper divisors (57019829540840).

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

45520255100440 is a wasteful number, since it uses less digits than its factorization.

45520255100440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1327896291 (or 1327896287 counting only the distinct ones).

The product of its (nonzero) digits is 160000, while the sum is 37.

The spelling of 45520255100440 in words is "forty-five trillion, five hundred twenty billion, two hundred fifty-five million, one hundred thousand, four hundred forty".