264534466623 has 32 divisors (see below), whose sum is σ = 414117312000. Its totient is φ = 147033532800.

The previous prime is 264534466619. The next prime is 264534466657. The reversal of 264534466623 is 326664435462.

It is not a de Polignac number, because 264534466623 - 2² = 264534466619 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264534466123) 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, 2670073 + ... + 2767373.

It is an arithmetic number, because the mean of its divisors is an integer number (12941166000).

Almost surely, 2^264534466623 is an apocalyptic number.

264534466623 is a deficient number, since it is larger than the sum of its proper divisors (149582845377).

264534466623 is a wasteful number, since it uses less digits than its factorization.

264534466623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100847.

The product of its digits is 14929920, while the sum is 51.

The spelling of 264534466623 in words is "two hundred sixty-four billion, five hundred thirty-four million, four hundred sixty-six thousand, six hundred twenty-three".