12151626064 has 40 divisors (see below), whose sum is σ = 24654439872. Its totient is φ = 5791061760.

The previous prime is 12151626037. The next prime is 12151626083. The reversal of 12151626064 is 46062615121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45804 + ... + 162484.

Almost surely, 2^12151626064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12151626064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12327219936).

12151626064 is an abundant number, since it is smaller than the sum of its proper divisors (12502813808).

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

12151626064 is a wasteful number, since it uses less digits than its factorization.

12151626064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116995 (or 116989 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

The spelling of 12151626064 in words is "twelve billion, one hundred fifty-one million, six hundred twenty-six thousand, sixty-four".