63472346106 has 128 divisors (see below), whose sum is σ = 152207548416. Its totient is φ = 17446640640.

The previous prime is 63472346099. The next prime is 63472346107. The reversal of 63472346106 is 60164327436.

It is not an unprimeable number, because it can be changed into a prime (63472346107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3987295 + ... + 4003181.

It is an arithmetic number, because the mean of its divisors is an integer number (1189121472).

Almost surely, 2^63472346106 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63472346106, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76103774208).

63472346106 is an abundant number, since it is smaller than the sum of its proper divisors (88735202310).

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

63472346106 is a wasteful number, since it uses less digits than its factorization.

63472346106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16076.

The product of its (nonzero) digits is 435456, while the sum is 42.

The spelling of 63472346106 in words is "sixty-three billion, four hundred seventy-two million, three hundred forty-six thousand, one hundred six".