45356189952 has 72 divisors (see below), whose sum is σ = 121195055520. Its totient is φ = 15058432000.

The previous prime is 45356189947. The next prime is 45356189959. The reversal of 45356189952 is 25998165354.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 45356189892 and 45356189901.

It is not an unprimeable number, because it can be changed into a prime (45356189959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75124 + ... + 310412.

It is an arithmetic number, because the mean of its divisors is an integer number (1683264660).

Almost surely, 2^45356189952 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 45356189952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60597527760).

45356189952 is an abundant number, since it is smaller than the sum of its proper divisors (75838865568).

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

45356189952 is a wasteful number, since it uses less digits than its factorization.

45356189952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235559 (or 235545 counting only the distinct ones).

The product of its digits is 11664000, while the sum is 57.

The spelling of 45356189952 in words is "forty-five billion, three hundred fifty-six million, one hundred eighty-nine thousand, nine hundred fifty-two".