264427697016 has 512 divisors, whose sum is σ = 891316224000. Its totient is φ = 71011302912.

The previous prime is 264427696999. The next prime is 264427697029. The reversal of 264427697016 is 610796724462.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

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, 666064530 + ... + 666064926.

It is an arithmetic number, because the mean of its divisors is an integer number (1740852000).

Almost surely, 2^264427697016 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 264427697016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (445658112000).

264427697016 is an abundant number, since it is smaller than the sum of its proper divisors (626888526984).

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

264427697016 is a wasteful number, since it uses less digits than its factorization.

264427697016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 728 (or 718 counting only the distinct ones).

The product of its (nonzero) digits is 6096384, while the sum is 54.

The spelling of 264427697016 in words is "two hundred sixty-four billion, four hundred twenty-seven million, six hundred ninety-seven thousand, sixteen".