11660501612 has 6 divisors (see below), whose sum is σ = 20405877828. Its totient is φ = 5830250804.

The previous prime is 11660501599. The next prime is 11660501617. The reversal of 11660501612 is 21610506611.

It is not an unprimeable number, because it can be changed into a prime (11660501617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1457562698 + ... + 1457562705.

It is an arithmetic number, because the mean of its divisors is an integer number (3400979638).

Almost surely, 2^11660501612 is an apocalyptic number.

It is an amenable number.

11660501612 is a deficient number, since it is larger than the sum of its proper divisors (8745376216).

11660501612 is a wasteful number, since it uses less digits than its factorization.

11660501612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2915125407 (or 2915125405 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 29.

The spelling of 11660501612 in words is "eleven billion, six hundred sixty million, five hundred one thousand, six hundred twelve".