265122064 has 10 divisors (see below), whose sum is σ = 513674030. Its totient is φ = 132561024.

The previous prime is 265122061. The next prime is 265122073. The reversal of 265122064 is 460221562.

265122064 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 248377600 + 16744464 = 15760^2 + 4092^2 .

It is not an unprimeable number, because it can be changed into a prime (265122061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8285049 + ... + 8285080.

It is an arithmetic number, because the mean of its divisors is an integer number (51367403).

Almost surely, 2^265122064 is an apocalyptic number.

It is an amenable number.

265122064 is a deficient number, since it is larger than the sum of its proper divisors (248551966).

265122064 is a wasteful number, since it uses less digits than its factorization.

265122064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16570137 (or 16570131 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 265122064 is about 16282.5693304220. The cubic root of 265122064 is about 642.4144346479.

The spelling of 265122064 in words is "two hundred sixty-five million, one hundred twenty-two thousand, sixty-four".