12016149264 has 90 divisors (see below), whose sum is σ = 39118923870. Its totient is φ = 3433183488.

The previous prime is 12016149259. The next prime is 12016149307. The reversal of 12016149264 is 46294161021.

12016149264 is a `hidden beast` number, since 1 + 2 + 0 + 161 + 492 + 6 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 9576579600 + 2439569664 = 97860^2 + 49392^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 844429 + ... + 858540.

Almost surely, 2^12016149264 is an apocalyptic number.

12016149264 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12016149264 is an abundant number, since it is smaller than the sum of its proper divisors (27102774606).

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

12016149264 is a wasteful number, since it uses less digits than its factorization.

12016149264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1702997 (or 1702981 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The spelling of 12016149264 in words is "twelve billion, sixteen million, one hundred forty-nine thousand, two hundred sixty-four".