45635372221530 has 1536 divisors, whose sum is σ = 156765414113280. Its totient is φ = 8372367360000.

The previous prime is 45635372221529. The next prime is 45635372221553. The reversal of 45635372221530 is 3512227353654.

It is a self number, because there is not a number n which added to its sum of digits gives 45635372221530.

It is an unprimeable number.

It is a polite number, since it can be written in 767 ways as a sum of consecutive naturals, for example, 44263212115 + ... + 44263213145.

It is an arithmetic number, because the mean of its divisors is an integer number (102060816480).

Almost surely, 2^{45635372221530} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45635372221530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78382707056640).

45635372221530 is an abundant number, since it is smaller than the sum of its proper divisors (111130041891750).

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

45635372221530 is a wasteful number, since it uses less digits than its factorization.

45635372221530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1276 (or 1269 counting only the distinct ones).

The product of its (nonzero) digits is 4536000, while the sum is 48.

The spelling of 45635372221530 in words is "forty-five trillion, six hundred thirty-five billion, three hundred seventy-two million, two hundred twenty-one thousand, five hundred thirty".