6146660772 has 72 divisors (see below), whose sum is σ = 17770299456. Its totient is φ = 1754875584.

The previous prime is 6146660771. The next prime is 6146660801. The reversal of 6146660772 is 2770666416.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (6146660771) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 357763 + ... + 374549.

Almost surely, 2^6146660772 is an apocalyptic number.

It is an amenable number.

6146660772 is an abundant number, since it is smaller than the sum of its proper divisors (11623638684).

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

6146660772 is a wasteful number, since it uses less digits than its factorization.

6146660772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18257 (or 18252 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 45.

The square root of 6146660772 is about 78400.6426759373. The cubic root of 6146660772 is about 1831.8071443377.

The spelling of 6146660772 in words is "six billion, one hundred forty-six million, six hundred sixty thousand, seven hundred seventy-two".