12047552064 has 56 divisors (see below), whose sum is σ = 35417577120. Its totient is φ = 4015850112.

The previous prime is 12047552057. The next prime is 12047552071. The reversal of 12047552064 is 46025574021.

It is a happy number.

12047552064 is a `hidden beast` number, since 1 + 2 + 0 + 4 + 75 + 520 + 64 = 666.

It is an interprime number because it is at equal distance from previous prime (12047552057) and next prime (12047552071).

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

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, 3484254 + ... + 3487709.

Almost surely, 2^12047552064 is an apocalyptic number.

It is an amenable number.

12047552064 is an abundant number, since it is smaller than the sum of its proper divisors (23370025056).

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

12047552064 is an equidigital number, since it uses as much as digits as its factorization.

12047552064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6971984 (or 6971968 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The spelling of 12047552064 in words is "twelve billion, forty-seven million, five hundred fifty-two thousand, sixty-four".