264626013757 has 24 divisors (see below), whose sum is σ = 321632942400. Its totient is φ = 216677615616.

The previous prime is 264626013739. The next prime is 264626013763. The reversal of 264626013757 is 757310626462.

It is a de Polignac number, because none of the positive numbers 2^k-264626013757 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a self number, because there is not a number n which added to its sum of digits gives 264626013757.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264626013737) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 713994 + ... + 1019332.

It is an arithmetic number, because the mean of its divisors is an integer number (13401372600).

Almost surely, 2^264626013757 is an apocalyptic number.

It is an amenable number.

264626013757 is a deficient number, since it is larger than the sum of its proper divisors (57006928643).

264626013757 is a wasteful number, since it uses less digits than its factorization.

264626013757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306145 (or 306138 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 49.

The spelling of 264626013757 in words is "two hundred sixty-four billion, six hundred twenty-six million, thirteen thousand, seven hundred fifty-seven".