45233444520 has 192 divisors, whose sum is σ = 165731832000. Its totient is φ = 10965651840.

The previous prime is 45233444491. The next prime is 45233444621. The reversal of 45233444520 is 2544433254.

45233444520 is a `hidden beast` number, since 45 + 23 + 34 + 44 + 520 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 42390 + ... + 303749.

It is an arithmetic number, because the mean of its divisors is an integer number (863186625).

Almost surely, 2^45233444520 is an apocalyptic number.

45233444520 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 45233444520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82865916000).

45233444520 is an abundant number, since it is smaller than the sum of its proper divisors (120498387480).

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

45233444520 is a wasteful number, since it uses less digits than its factorization.

45233444520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346181 (or 346160 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 36.

Adding to 45233444520 its reverse (2544433254), we get a palindrome (47777877774).

The spelling of 45233444520 in words is "forty-five billion, two hundred thirty-three million, four hundred forty-four thousand, five hundred twenty".