264331614051551 has 4 divisors (see below), whose sum is σ = 264331922996592. Its totient is φ = 264331305106512.

The previous prime is 264331614051443. The next prime is 264331614051577. The reversal of 264331614051551 is 155150416133462.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 264331614051551 - 2³⁴ = 264314434182367 is a prime.

It is a super-2 number, since 2×264331614051551² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 264331614051496 and 264331614051505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264331614059551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153185555 + ... + 154901508.

It is an arithmetic number, because the mean of its divisors is an integer number (66082980749148).

Almost surely, 2^{264331614051551} is an apocalyptic number.

264331614051551 is a deficient number, since it is larger than the sum of its proper divisors (308945041).

264331614051551 is an equidigital number, since it uses as much as digits as its factorization.

264331614051551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308945040.

The product of its (nonzero) digits is 1296000, while the sum is 47.

The spelling of 264331614051551 in words is "two hundred sixty-four trillion, three hundred thirty-one billion, six hundred fourteen million, fifty-one thousand, five hundred fifty-one".