64602241613 has 32 divisors (see below), whose sum is σ = 81323397120. Its totient is φ = 49951650240.

The previous prime is 64602241577. The next prime is 64602241621. The reversal of 64602241613 is 31614220646.

It is a cyclic number.

It is not a de Polignac number, because 64602241613 - 2¹⁰ = 64602240589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64602241643) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2944478 + ... + 2966336.

It is an arithmetic number, because the mean of its divisors is an integer number (2541356160).

Almost surely, 2^64602241613 is an apocalyptic number.

It is an amenable number.

64602241613 is a deficient number, since it is larger than the sum of its proper divisors (16721155507).

64602241613 is a wasteful number, since it uses less digits than its factorization.

64602241613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22617.

The product of its (nonzero) digits is 41472, while the sum is 35.

The spelling of 64602241613 in words is "sixty-four billion, six hundred two million, two hundred forty-one thousand, six hundred thirteen".