264435254205145 has 32 divisors (see below), whose sum is σ = 323817791264640. Its totient is φ = 207230626437120.

The previous prime is 264435254205139. The next prime is 264435254205149. The reversal of 264435254205145 is 541502452534462.

It is a de Polignac number, because none of the positive numbers 2^k-264435254205145 is a prime.

It is a super-3 number, since 3×264435254205145³ (a number of 44 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 264435254205092 and 264435254205101.

It is not an unprimeable number, because it can be changed into a prime (264435254205149) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 561340105 + ... + 561810985.

It is an arithmetic number, because the mean of its divisors is an integer number (10119305977020).

Almost surely, 2^{264435254205145} is an apocalyptic number.

It is an amenable number.

264435254205145 is a deficient number, since it is larger than the sum of its proper divisors (59382537059495).

264435254205145 is a wasteful number, since it uses less digits than its factorization.

264435254205145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474265.

The product of its (nonzero) digits is 23040000, while the sum is 52.

The spelling of 264435254205145 in words is "two hundred sixty-four trillion, four hundred thirty-five billion, two hundred fifty-four million, two hundred five thousand, one hundred forty-five".