45542332134420 has 192 divisors, whose sum is σ = 146437642229760. Its totient is φ = 10459134374400.

The previous prime is 45542332134373. The next prime is 45542332134433. The reversal of 45542332134420 is 2443123324554.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 688927089 + ... + 688993191.

It is an arithmetic number, because the mean of its divisors is an integer number (762696053280).

Almost surely, 2^{45542332134420} is an apocalyptic number.

It is an amenable number.

45542332134420 is an abundant number, since it is smaller than the sum of its proper divisors (100895310095340).

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

45542332134420 is a wasteful number, since it uses less digits than its factorization.

45542332134420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121086 (or 121084 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 42.

Adding to 45542332134420 its reverse (2443123324554), we get a palindrome (47985455458974).

It can be divided in two parts, 4554233 and 2134420, that added together give a triangular number (6688653 = T₃₆₅₇).

The spelling of 45542332134420 in words is "forty-five trillion, five hundred forty-two billion, three hundred thirty-two million, one hundred thirty-four thousand, four hundred twenty".