12060861090 has 16 divisors (see below), whose sum is σ = 28946066688. Its totient is φ = 3216229616.

The previous prime is 12060861079. The next prime is 12060861091. The reversal of 12060861090 is 9016806021.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12060861091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201014322 + ... + 201014381.

It is an arithmetic number, because the mean of its divisors is an integer number (1809129168).

Almost surely, 2^12060861090 is an apocalyptic number.

12060861090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12060861090 is an abundant number, since it is smaller than the sum of its proper divisors (16885205598).

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

12060861090 is a wasteful number, since it uses less digits than its factorization.

12060861090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402028713.

The product of its (nonzero) digits is 5184, while the sum is 33.

The spelling of 12060861090 in words is "twelve billion, sixty million, eight hundred sixty-one thousand, ninety".