264156555526545 has 48 divisors (see below), whose sum is σ = 464607031190400. Its totient is φ = 128064659965440.

The previous prime is 264156555526537. The next prime is 264156555526553. The reversal of 264156555526545 is 545625555651462.

264156555526545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (264156555526537) and next prime (264156555526553).

It is not a de Polignac number, because 264156555526545 - 2³ = 264156555526537 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14305257 + ... + 27073113.

It is an arithmetic number, because the mean of its divisors is an integer number (9679313149800).

Almost surely, 2^{264156555526545} is an apocalyptic number.

It is an amenable number.

264156555526545 is a deficient number, since it is larger than the sum of its proper divisors (200450475663855).

264156555526545 is a wasteful number, since it uses less digits than its factorization.

264156555526545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12779286 (or 12779275 counting only the distinct ones).

The product of its digits is 1080000000, while the sum is 66.

The spelling of 264156555526545 in words is "two hundred sixty-four trillion, one hundred fifty-six billion, five hundred fifty-five million, five hundred twenty-six thousand, five hundred forty-five".