45111051065808 has 480 divisors, whose sum is σ = 161184934892800. Its totient is φ = 11893911810048.

The previous prime is 45111051065789. The next prime is 45111051065809. The reversal of 45111051065808 is 80856015011154.

45111051065808 is a `hidden beast` number, since 4 + 5 + 1 + 1 + 10 + 51 + 0 + 6 + 580 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45111051065809) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1333485438 + ... + 1333519266.

Almost surely, 2^{45111051065808} is an apocalyptic number.

45111051065808 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45111051065808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80592467446400).

45111051065808 is an abundant number, since it is smaller than the sum of its proper divisors (116073883826992).

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

45111051065808 is a wasteful number, since it uses less digits than its factorization.

45111051065808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37641 (or 37623 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 45.

The spelling of 45111051065808 in words is "forty-five trillion, one hundred eleven billion, fifty-one million, sixty-five thousand, eight hundred eight".