64015045104420 has 120 divisors (see below), whose sum is σ = 200820538209984. Its totient is φ = 17070426160704.

The previous prime is 64015045104397. The next prime is 64015045104511. The reversal of 64015045104420 is 2440154051046.

64015045104420 is a `hidden beast` number, since 6 + 4 + 0 + 1 + 504 + 5 + 104 + 42 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 126118059 + ... + 126624621.

Almost surely, 2^{64015045104420} is an apocalyptic number.

64015045104420 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

64015045104420 is an abundant number, since it is smaller than the sum of its proper divisors (136805493105564).

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

64015045104420 is a wasteful number, since it uses less digits than its factorization.

64015045104420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584591 (or 584580 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

Adding to 64015045104420 its reverse (2440154051046), we get a palindrome (66455199155466).

The spelling of 64015045104420 in words is "sixty-four trillion, fifteen billion, forty-five million, one hundred four thousand, four hundred twenty".