15366340212 has 96 divisors (see below), whose sum is σ = 38260252800. Its totient is φ = 4786163712.

The previous prime is 15366340189. The next prime is 15366340261. The reversal of 15366340212 is 21204366351.

It is a super-2 number, since 2×15366340212² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12032518 + ... + 12033794.

It is an arithmetic number, because the mean of its divisors is an integer number (398544300).

Almost surely, 2^15366340212 is an apocalyptic number.

15366340212 is a gapful number since it is divisible by the number (12) 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 15366340212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19130126400).

15366340212 is an abundant number, since it is smaller than the sum of its proper divisors (22893912588).

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

15366340212 is a wasteful number, since it uses less digits than its factorization.

15366340212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1985 (or 1983 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The spelling of 15366340212 in words is "fifteen billion, three hundred sixty-six million, three hundred forty thousand, two hundred twelve".