60640563 has 8 divisors (see below), whose sum is σ = 81147088. Its totient is φ = 40280544.

The previous prime is 60640549. The next prime is 60640577. The reversal of 60640563 is 36504606.

It is an interprime number because it is at equal distance from previous prime (60640549) and next prime (60640577).

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

It is not a de Polignac number, because 60640563 - 2⁹ = 60640051 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 60640563.

It is not an unprimeable number, because it can be changed into a prime (60640583) 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, 35656 + ... + 37317.

It is an arithmetic number, because the mean of its divisors is an integer number (10143386).

Almost surely, 2^60640563 is an apocalyptic number.

60640563 is a deficient number, since it is larger than the sum of its proper divisors (20506525).

60640563 is a wasteful number, since it uses less digits than its factorization.

60640563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73253.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 60640563 is about 7787.2050826982. The cubic root of 60640563 is about 392.8750128605.

The spelling of 60640563 in words is "sixty million, six hundred forty thousand, five hundred sixty-three".