2051015434688 has 28 divisors (see below), whose sum is σ = 4439982277752. Its totient is φ = 932279742720.

The previous prime is 2051015434621. The next prime is 2051015434697. The reversal of 2051015434688 is 8864345101502.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1456686395 + ... + 1456687802.

It is an arithmetic number, because the mean of its divisors is an integer number (158570795634).

Almost surely, 2^{2051015434688} is an apocalyptic number.

It is an amenable number.

2051015434688 is an abundant number, since it is smaller than the sum of its proper divisors (2388966843064).

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

2051015434688 is a wasteful number, since it uses less digits than its factorization.

2051015434688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2913374220 (or 2913374210 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 47.

The spelling of 2051015434688 in words is "two trillion, fifty-one billion, fifteen million, four hundred thirty-four thousand, six hundred eighty-eight".