6351034161664 has 80 divisors (see below), whose sum is σ = 12866358855240. Its totient is φ = 3131319582720.

The previous prime is 6351034161643. The next prime is 6351034161673. The reversal of 6351034161664 is 4661614301536.

It can be written as a sum of positive squares in 4 ways, for example, as 6349996806400 + 1037355264 = 2519920^2 + 32208^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194675274 + ... + 194707894.

Almost surely, 2^{6351034161664} is an apocalyptic number.

6351034161664 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6351034161664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6433179427620).

6351034161664 is an abundant number, since it is smaller than the sum of its proper divisors (6515324693576).

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

6351034161664 is an equidigital number, since it uses as much as digits as its factorization.

6351034161664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37921 (or 37905 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 46.

The spelling of 6351034161664 in words is "six trillion, three hundred fifty-one billion, thirty-four million, one hundred sixty-one thousand, six hundred sixty-four".