60839675649 has 9 divisors (see below), whose sum is σ = 87880600353. Its totient is φ = 40559290452.

The previous prime is 60839675641. The next prime is 60839675671. The reversal of 60839675649 is 94657693806.

The square root of 60839675649 is 246657.

It is a perfect power (a square), and thus also a powerful number.

60839675649 is a `hidden beast` number, since 6 + 0 + 8 + 3 + 9 + 67 + 564 + 9 = 666.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 60839675649 - 2³ = 60839675641 is a prime.

It is a super-2 number, since 2×60839675649² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (60839675641) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 698862 + ... + 781080.

Almost surely, 2^60839675649 is an apocalyptic number.

60839675649 is the 246657-th square number.

60839675649 is the 123329-th centered octagonal number.

It is an amenable number.

60839675649 is a deficient number, since it is larger than the sum of its proper divisors (27040924704).

60839675649 is an frugal number, since it uses more digits than its factorization.

60839675649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164444 (or 82222 counting only the distinct ones).

The product of its (nonzero) digits is 58786560, while the sum is 63.

The spelling of 60839675649 in words is "sixty billion, eight hundred thirty-nine million, six hundred seventy-five thousand, six hundred forty-nine".