264434029463678 has 8 divisors (see below), whose sum is σ = 400358063300472. Its totient is φ = 130981341696856.

The previous prime is 264434029463677. The next prime is 264434029463689. The reversal of 264434029463678 is 876364920434462.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×264434029463678² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264434029463677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 617836517225 + ... + 617836517652.

It is an arithmetic number, because the mean of its divisors is an integer number (50044757912559).

Almost surely, 2^{264434029463678} is an apocalyptic number.

264434029463678 is a deficient number, since it is larger than the sum of its proper divisors (135924033836794).

264434029463678 is a wasteful number, since it uses less digits than its factorization.

264434029463678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1235673034986.

The product of its (nonzero) digits is 1003290624, while the sum is 68.

The spelling of 264434029463678 in words is "two hundred sixty-four trillion, four hundred thirty-four billion, twenty-nine million, four hundred sixty-three thousand, six hundred seventy-eight".