60646782139 has 8 divisors (see below), whose sum is σ = 60713353008. Its totient is φ = 60580243680.

The previous prime is 60646782127. The next prime is 60646782193. The reversal of 60646782139 is 93128764606.

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

It is a cyclic number.

It is not a de Polignac number, because 60646782139 - 2⁷ = 60646782011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (60646782109) 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, 5865204 + ... + 5875534.

It is an arithmetic number, because the mean of its divisors is an integer number (7589169126).

Almost surely, 2^60646782139 is an apocalyptic number.

60646782139 is a deficient number, since it is larger than the sum of its proper divisors (66570869).

60646782139 is a wasteful number, since it uses less digits than its factorization.

60646782139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16205.

The product of its (nonzero) digits is 2612736, while the sum is 52.

The spelling of 60646782139 in words is "sixty billion, six hundred forty-six million, seven hundred eighty-two thousand, one hundred thirty-nine".