63285537712950 has 288 divisors, whose sum is σ = 197008701207552. Its totient is φ = 14264932032000.

The previous prime is 63285537712927. The next prime is 63285537712967. The reversal of 63285537712950 is 5921773558236.

63285537712950 is a `hidden beast` number, since 6 + 3 + 2 + 8 + 5 + 537 + 7 + 1 + 2 + 95 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1865107485 + ... + 1865141415.

It is an arithmetic number, because the mean of its divisors is an integer number (684057990304).

Almost surely, 2^{63285537712950} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63285537712950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98504350603776).

63285537712950 is an abundant number, since it is smaller than the sum of its proper divisors (133723163494602).

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

63285537712950 is a wasteful number, since it uses less digits than its factorization.

63285537712950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42140 (or 42132 counting only the distinct ones).

The product of its (nonzero) digits is 95256000, while the sum is 63.

The spelling of 63285537712950 in words is "sixty-three trillion, two hundred eighty-five billion, five hundred thirty-seven million, seven hundred twelve thousand, nine hundred fifty".