12012537828511 has 8 divisors (see below), whose sum is σ = 13289158366848. Its totient is φ = 10766679231000.

The previous prime is 12012537828503. The next prime is 12012537828559. The reversal of 12012537828511 is 11582873521021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12012537828511 - 2³ = 12012537828503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12012537828611) 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, 7690484385 + ... + 7690485946.

It is an arithmetic number, because the mean of its divisors is an integer number (1661144795856).

Almost surely, 2^{12012537828511} is an apocalyptic number.

12012537828511 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12012537828511 is a deficient number, since it is larger than the sum of its proper divisors (1276620538337).

12012537828511 is a wasteful number, since it uses less digits than its factorization.

12012537828511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15380970413.

The product of its (nonzero) digits is 268800, while the sum is 46.

The spelling of 12012537828511 in words is "twelve trillion, twelve billion, five hundred thirty-seven million, eight hundred twenty-eight thousand, five hundred eleven".