60647437643 has 4 divisors (see below), whose sum is σ = 65312625168. Its totient is φ = 55982250120.

The previous prime is 60647437621. The next prime is 60647437649. The reversal of 60647437643 is 34673474606.

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 60647437643 - 2³² = 56352470347 is a prime.

It is a super-2 number, since 2×60647437643² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 60647437591 and 60647437600.

It is not an unprimeable number, because it can be changed into a prime (60647437649) 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, 2332593743 + ... + 2332593768.

It is an arithmetic number, because the mean of its divisors is an integer number (16328156292).

Almost surely, 2^60647437643 is an apocalyptic number.

60647437643 is a deficient number, since it is larger than the sum of its proper divisors (4665187525).

60647437643 is a wasteful number, since it uses less digits than its factorization.

60647437643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4665187524.

The product of its (nonzero) digits is 6096384, while the sum is 50.

The spelling of 60647437643 in words is "sixty billion, six hundred forty-seven million, four hundred thirty-seven thousand, six hundred forty-three".