60664783 has 4 divisors (see below), whose sum is σ = 61395768. Its totient is φ = 59933800.

The previous prime is 60664763. The next prime is 60664817. The reversal of 60664783 is 38746606.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 60664783 - 2¹³ = 60656591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60664763) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 365368 + ... + 365533.

It is an arithmetic number, because the mean of its divisors is an integer number (15348942).

Almost surely, 2^60664783 is an apocalyptic number.

60664783 is a deficient number, since it is larger than the sum of its proper divisors (730985).

60664783 is an equidigital number, since it uses as much as digits as its factorization.

60664783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730984.

The product of its (nonzero) digits is 145152, while the sum is 40.

The square root of 60664783 is about 7788.7600425228. The cubic root of 60664783 is about 392.9273110021.

The spelling of 60664783 in words is "sixty million, six hundred sixty-four thousand, seven hundred eighty-three".