45352012120 has 64 divisors (see below), whose sum is σ = 104356019520. Its totient is φ = 17733832704.

The previous prime is 45352012093. The next prime is 45352012177. The reversal of 45352012120 is 2121025354.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 261237 + ... + 398683.

It is an arithmetic number, because the mean of its divisors is an integer number (1630562805).

Almost surely, 2^45352012120 is an apocalyptic number.

45352012120 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 45352012120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52178009760).

45352012120 is an abundant number, since it is smaller than the sum of its proper divisors (59004007400).

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

45352012120 is a wasteful number, since it uses less digits than its factorization.

45352012120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137644 (or 137640 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 45352012120 its reverse (2121025354), we get a palindrome (47473037474).

The spelling of 45352012120 in words is "forty-five billion, three hundred fifty-two million, twelve thousand, one hundred twenty".