60520664 has 8 divisors (see below), whose sum is σ = 113476260. Its totient is φ = 30260328.

The previous prime is 60520661. The next prime is 60520667. The reversal of 60520664 is 46602506.

It is an interprime number because it is at equal distance from previous prime (60520661) and next prime (60520667).

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60520661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3782534 + ... + 3782549.

Almost surely, 2^60520664 is an apocalyptic number.

It is an amenable number.

60520664 is a deficient number, since it is larger than the sum of its proper divisors (52955596).

60520664 is a wasteful number, since it uses less digits than its factorization.

60520664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7565089 (or 7565085 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 60520664 is about 7779.5028118769. The cubic root of 60520664 is about 392.6159101595.

The spelling of 60520664 in words is "sixty million, five hundred twenty thousand, six hundred sixty-four".