45111253200 has 240 divisors, whose sum is σ = 155958768000. Its totient is φ = 11080304640.

The previous prime is 45111253189. The next prime is 45111253217. The reversal of 45111253200 is 235211154.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7843926 + ... + 7849674.

It is an arithmetic number, because the mean of its divisors is an integer number (649828200).

Almost surely, 2^45111253200 is an apocalyptic number.

45111253200 is a gapful number since it is divisible by the number (40) 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 45111253200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77979384000).

45111253200 is an abundant number, since it is smaller than the sum of its proper divisors (110847514800).

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

45111253200 is a wasteful number, since it uses less digits than its factorization.

45111253200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6286 (or 6275 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 45111253200 its reverse (235211154), we get a palindrome (45346464354).

The spelling of 45111253200 in words is "forty-five billion, one hundred eleven million, two hundred fifty-three thousand, two hundred".