45435433420 has 48 divisors (see below), whose sum is σ = 102781294560. Its totient is φ = 16771700736.

The previous prime is 45435433361. The next prime is 45435433453. The reversal of 45435433420 is 2433453454.

It is a super-2 number, since 2×45435433420² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45435433420.

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, 1052379 + ... + 1094701.

It is an arithmetic number, because the mean of its divisors is an integer number (2141276970).

Almost surely, 2^45435433420 is an apocalyptic number.

It is an amenable number.

45435433420 is an abundant number, since it is smaller than the sum of its proper divisors (57345861140).

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

45435433420 is a wasteful number, since it uses less digits than its factorization.

45435433420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46474 (or 46472 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 37.

Adding to 45435433420 its reverse (2433453454), we get a palindrome (47868886874).

The spelling of 45435433420 in words is "forty-five billion, four hundred thirty-five million, four hundred thirty-three thousand, four hundred twenty".