63213311465346 has 128 divisors (see below), whose sum is σ = 153063488286720. Its totient is φ = 17019526180608.

The previous prime is 63213311465327. The next prime is 63213311465351. The reversal of 63213311465346 is 64356411331236.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 63213311465295 and 63213311465304.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 67780176 + ... + 68706468.

It is an arithmetic number, because the mean of its divisors is an integer number (1195808502240).

Almost surely, 2^{63213311465346} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63213311465346, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76531744143360).

63213311465346 is an abundant number, since it is smaller than the sum of its proper divisors (89850176821374).

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

63213311465346 is a wasteful number, since it uses less digits than its factorization.

63213311465346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 927680.

The product of its digits is 2799360, while the sum is 48.

The spelling of 63213311465346 in words is "sixty-three trillion, two hundred thirteen billion, three hundred eleven million, four hundred sixty-five thousand, three hundred forty-six".