3049395660 has 240 divisors, whose sum is σ = 10054066176. Its totient is φ = 772219008.

The previous prime is 3049395659. The next prime is 3049395677. The reversal of 3049395660 is 665939403.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 8308797 + ... + 8309163.

Almost surely, 2^3049395660 is an apocalyptic number.

3049395660 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3049395660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5027033088).

3049395660 is an abundant number, since it is smaller than the sum of its proper divisors (7004670516).

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

3049395660 is a wasteful number, since it uses less digits than its factorization.

3049395660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634 (or 623 counting only the distinct ones).

The product of its (nonzero) digits is 524880, while the sum is 45.

The square root of 3049395660 is about 55221.3333775996. Note that the first 4 decimals coincide. The cubic root of 3049395660 is about 1450.1221712360.

The spelling of 3049395660 in words is "three billion, forty-nine million, three hundred ninety-five thousand, six hundred sixty".