64376624523 has 8 divisors (see below), whose sum is σ = 85939798528. Its totient is φ = 42865600104.

The previous prime is 64376624509. The next prime is 64376624597. The reversal of 64376624523 is 32542667346.

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

It is not a de Polignac number, because 64376624523 - 2¹⁰ = 64376623499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64376623523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13034515 + ... + 13039452.

It is an arithmetic number, because the mean of its divisors is an integer number (10742474816).

Almost surely, 2^64376624523 is an apocalyptic number.

64376624523 is a deficient number, since it is larger than the sum of its proper divisors (21563174005).

64376624523 is a wasteful number, since it uses less digits than its factorization.

64376624523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26074793.

The product of its digits is 4354560, while the sum is 48.

The spelling of 64376624523 in words is "sixty-four billion, three hundred seventy-six million, six hundred twenty-four thousand, five hundred twenty-three".