60395449446 has 72 divisors (see below), whose sum is σ = 137009323080. Its totient is φ = 19720668240.

The previous prime is 60395449421. The next prime is 60395449451. The reversal of 60395449446 is 64494459306.

60395449446 is a `hidden beast` number, since 6 + 0 + 3 + 9 + 544 + 94 + 4 + 6 = 666.

It is a super-2 number, since 2×60395449446² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 60395449392 and 60395449401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 95713551 + ... + 95714181.

It is an arithmetic number, because the mean of its divisors is an integer number (1902907265).

Almost surely, 2^60395449446 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 60395449446, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68504661540).

60395449446 is an abundant number, since it is smaller than the sum of its proper divisors (76613873634).

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

60395449446 is an frugal number, since it uses more digits than its factorization.

60395449446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1379 (or 689 counting only the distinct ones).

The product of its (nonzero) digits is 11197440, while the sum is 54.

Multiplying 60395449446 by its sum of digits (54), we get a square (3261354270084 = 1805922²).

60395449446 divided by its sum of digits (54) gives a square (1118434249 = 33443²).

The spelling of 60395449446 in words is "sixty billion, three hundred ninety-five million, four hundred forty-nine thousand, four hundred forty-six".