264334433336623 has 16 divisors (see below), whose sum is σ = 302012249789376. Its totient is φ = 229191457697280.

The previous prime is 264334433336581. The next prime is 264334433336639. The reversal of 264334433336623 is 326633334433462.

It is a de Polignac number, because none of the positive numbers 2^k-264334433336623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264334433336023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1188838548 + ... + 1189060873.

It is an arithmetic number, because the mean of its divisors is an integer number (18875765611836).

Almost surely, 2^{264334433336623} is an apocalyptic number.

264334433336623 is a deficient number, since it is larger than the sum of its proper divisors (37677816452753).

264334433336623 is a wasteful number, since it uses less digits than its factorization.

264334433336623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2377899954.

The product of its digits is 120932352, while the sum is 55.

The spelling of 264334433336623 in words is "two hundred sixty-four trillion, three hundred thirty-four billion, four hundred thirty-three million, three hundred thirty-six thousand, six hundred twenty-three".