2012516454647 has 4 divisors (see below), whose sum is σ = 2045508527736. Its totient is φ = 1979524381560.

The previous prime is 2012516454601. The next prime is 2012516454653. The reversal of 2012516454647 is 7464546152102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2012516454647 - 2⁶ = 2012516454583 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 (2012516454547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16496036453 + ... + 16496036574.

It is an arithmetic number, because the mean of its divisors is an integer number (511377131934).

Almost surely, 2^{2012516454647} is an apocalyptic number.

2012516454647 is a deficient number, since it is larger than the sum of its proper divisors (32992073089).

2012516454647 is an equidigital number, since it uses as much as digits as its factorization.

2012516454647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32992073088.

The product of its (nonzero) digits is 1612800, while the sum is 47.

The spelling of 2012516454647 in words is "two trillion, twelve billion, five hundred sixteen million, four hundred fifty-four thousand, six hundred forty-seven".