60668137506 has 16 divisors (see below), whose sum is σ = 122109119424. Its totient is φ = 20093905104.

The previous prime is 60668137499. The next prime is 60668137513. The reversal of 60668137506 is 60573186606.

It is an interprime number because it is at equal distance from previous prime (60668137499) and next prime (60668137513).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32200830 + ... + 32202713.

It is an arithmetic number, because the mean of its divisors is an integer number (7631819964).

Almost surely, 2^60668137506 is an apocalyptic number.

60668137506 is an abundant number, since it is smaller than the sum of its proper divisors (61440981918).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

60668137506 is a wasteful number, since it uses less digits than its factorization.

60668137506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64403705.

The product of its (nonzero) digits is 1088640, while the sum is 48.

The spelling of 60668137506 in words is "sixty billion, six hundred sixty-eight million, one hundred thirty-seven thousand, five hundred six".