63450075223836 has 384 divisors, whose sum is σ = 203163158016000. Its totient is φ = 17058705269760.

The previous prime is 63450075223823. The next prime is 63450075223889. The reversal of 63450075223836 is 63832257005436.

63450075223836 is a `hidden beast` number, since 6 + 3 + 4 + 50 + 0 + 7 + 522 + 38 + 36 = 666.

It is a super-3 number, since 3×63450075223836³ (a number of 42 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4960518601 + ... + 4960531391.

It is an arithmetic number, because the mean of its divisors is an integer number (529070724000).

Almost surely, 2^{63450075223836} 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 63450075223836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101581579008000).

63450075223836 is an abundant number, since it is smaller than the sum of its proper divisors (139713082792164).

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

63450075223836 is a wasteful number, since it uses less digits than its factorization.

63450075223836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20719 (or 20697 counting only the distinct ones).

The product of its (nonzero) digits is 21772800, while the sum is 54.

The spelling of 63450075223836 in words is "sixty-three trillion, four hundred fifty billion, seventy-five million, two hundred twenty-three thousand, eight hundred thirty-six".