2051651214512 has 20 divisors (see below), whose sum is σ = 4012224457896. Its totient is φ = 1016238451200.

The previous prime is 2051651214499. The next prime is 2051651214517. The reversal of 2051651214512 is 2154121561502.

It is not an unprimeable number, because it can be changed into a prime (2051651214517) 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, 599195489 + ... + 599198912.

Almost surely, 2^{2051651214512} is an apocalyptic number.

It is an amenable number.

2051651214512 is a deficient number, since it is larger than the sum of its proper divisors (1960573243384).

2051651214512 is a wasteful number, since it uses less digits than its factorization.

2051651214512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1198394516 (or 1198394510 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 35.

The spelling of 2051651214512 in words is "two trillion, fifty-one billion, six hundred fifty-one million, two hundred fourteen thousand, five hundred twelve".