45225651328 has 128 divisors (see below), whose sum is σ = 107848843200. Its totient is φ = 18617364480.

The previous prime is 45225651323. The next prime is 45225651343. The reversal of 45225651328 is 82315652254.

It is a tau number, because it is divible by the number of its divisors (128).

It is not an unprimeable number, because it can be changed into a prime (45225651323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 946803 + ... + 993421.

Almost surely, 2^45225651328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45225651328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53924421600).

45225651328 is an abundant number, since it is smaller than the sum of its proper divisors (62623191872).

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

45225651328 is a wasteful number, since it uses less digits than its factorization.

45225651328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46710 (or 46698 counting only the distinct ones).

The product of its digits is 576000, while the sum is 43.

The spelling of 45225651328 in words is "forty-five billion, two hundred twenty-five million, six hundred fifty-one thousand, three hundred twenty-eight".