264457261420652 has 12 divisors (see below), whose sum is σ = 462813820696080. Its totient is φ = 132224741221776.

The previous prime is 264457261420591. The next prime is 264457261420669. The reversal of 264457261420652 is 256024162754462.

It is a super-2 number, since 2×264457261420652² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 972219152 + ... + 972491127.

It is an arithmetic number, because the mean of its divisors is an integer number (38567818391340).

Almost surely, 2^{264457261420652} is an apocalyptic number.

It is an amenable number.

264457261420652 is a deficient number, since it is larger than the sum of its proper divisors (198356559275428).

264457261420652 is a wasteful number, since it uses less digits than its factorization.

264457261420652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1944744280 (or 1944744278 counting only the distinct ones).

The product of its (nonzero) digits is 38707200, while the sum is 56.

The spelling of 264457261420652 in words is "two hundred sixty-four trillion, four hundred fifty-seven billion, two hundred sixty-one million, four hundred twenty thousand, six hundred fifty-two".