264440635031146 has 32 divisors (see below), whose sum is σ = 477774500958720. Its totient is φ = 107234486031600.

The previous prime is 264440635031117. The next prime is 264440635031201. The reversal of 264440635031146 is 641130536044462.

264440635031146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×264440635031146² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 264440635031146.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 612692860 + ... + 613124311.

It is an arithmetic number, because the mean of its divisors is an integer number (14930453154960).

Almost surely, 2^{264440635031146} is an apocalyptic number.

264440635031146 is a deficient number, since it is larger than the sum of its proper divisors (213333865927574).

264440635031146 is a wasteful number, since it uses less digits than its factorization.

264440635031146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1225818010.

The product of its (nonzero) digits is 4976640, while the sum is 49.

The spelling of 264440635031146 in words is "two hundred sixty-four trillion, four hundred forty billion, six hundred thirty-five million, thirty-one thousand, one hundred forty-six".