60945986447 has 4 divisors (see below), whose sum is σ = 61298275560. Its totient is φ = 60593697336.

The previous prime is 60945986407. The next prime is 60945986503. The reversal of 60945986447 is 74468954906.

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 60945986447 - 2⁸ = 60945986191 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 60945986447.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60945986407) 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, 176144297 + ... + 176144642.

It is an arithmetic number, because the mean of its divisors is an integer number (15324568890).

Almost surely, 2^60945986447 is an apocalyptic number.

60945986447 is a deficient number, since it is larger than the sum of its proper divisors (352289113).

60945986447 is a wasteful number, since it uses less digits than its factorization.

60945986447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352289112.

The product of its (nonzero) digits is 52254720, while the sum is 62.

The spelling of 60945986447 in words is "sixty billion, nine hundred forty-five million, nine hundred eighty-six thousand, four hundred forty-seven".