64415331003623 has 16 divisors (see below), whose sum is σ = 64693084915200. Its totient is φ = 64138284730080.

The previous prime is 64415331003547. The next prime is 64415331003643. The reversal of 64415331003623 is 32630013351446.

It is a cyclic number.

It is not a de Polignac number, because 64415331003623 - 2⁸ = 64415331003367 is a prime.

It is a super-2 number, since 2×64415331003623² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64415331003643) 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, 467010038 + ... + 467147948.

It is an arithmetic number, because the mean of its divisors is an integer number (4043317807200).

Almost surely, 2^{64415331003623} is an apocalyptic number.

64415331003623 is a deficient number, since it is larger than the sum of its proper divisors (277753911577).

64415331003623 is a wasteful number, since it uses less digits than its factorization.

64415331003623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140462.

The product of its (nonzero) digits is 466560, while the sum is 41.

The spelling of 64415331003623 in words is "sixty-four trillion, four hundred fifteen billion, three hundred thirty-one million, three thousand, six hundred twenty-three".