63951220000602 has 256 divisors, whose sum is σ = 156321189273600. Its totient is φ = 19219021920000.

The previous prime is 63951220000559. The next prime is 63951220000621. The reversal of 63951220000602 is 20600002215936.

63951220000602 is a `hidden beast` number, since 6 + 39 + 5 + 12 + 2 + 0 + 0 + 0 + 0 + 602 = 666.

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, 67960913452 + ... + 67960914392.

It is an arithmetic number, because the mean of its divisors is an integer number (610629645600).

Almost surely, 2^{63951220000602} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63951220000602, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78160594636800).

63951220000602 is an abundant number, since it is smaller than the sum of its proper divisors (92369969272998).

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

63951220000602 is a wasteful number, since it uses less digits than its factorization.

63951220000602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2610 (or 2604 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The spelling of 63951220000602 in words is "sixty-three trillion, nine hundred fifty-one billion, two hundred twenty million, six hundred two", and thus it is an aban number.