264268121501756 has 6 divisors (see below), whose sum is σ = 462469212628080. Its totient is φ = 132134060750876.

The previous prime is 264268121501731. The next prime is 264268121501789. The reversal of 264268121501756 is 657105121862462.

It is a happy number.

264268121501756 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 2×264268121501756² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33033515187716 + ... + 33033515187723.

It is an arithmetic number, because the mean of its divisors is an integer number (77078202104680).

Almost surely, 2^{264268121501756} is an apocalyptic number.

It is an amenable number.

264268121501756 is a deficient number, since it is larger than the sum of its proper divisors (198201091126324).

264268121501756 is a wasteful number, since it uses less digits than its factorization.

264268121501756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66067030375443 (or 66067030375441 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 56.

The spelling of 264268121501756 in words is "two hundred sixty-four trillion, two hundred sixty-eight billion, one hundred twenty-one million, five hundred one thousand, seven hundred fifty-six".