264645016473376 has 192 divisors, whose sum is σ = 650096296464384. Its totient is φ = 103027044096000.

The previous prime is 264645016473361. The next prime is 264645016473419. The reversal of 264645016473376 is 673374610546462.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20083852900 + ... + 20083866076.

It is an arithmetic number, because the mean of its divisors is an integer number (3385918210752).

Almost surely, 2^{264645016473376} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 264645016473376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (325048148232192).

264645016473376 is an abundant number, since it is smaller than the sum of its proper divisors (385451279991008).

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

264645016473376 is a wasteful number, since it uses less digits than its factorization.

264645016473376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19023 (or 19015 counting only the distinct ones).

The product of its (nonzero) digits is 365783040, while the sum is 64.

The spelling of 264645016473376 in words is "two hundred sixty-four trillion, six hundred forty-five billion, sixteen million, four hundred seventy-three thousand, three hundred seventy-six".