2051057682051 has 64 divisors (see below), whose sum is σ = 3190387200000. Its totient is φ = 1147929449472.

The previous prime is 2051057682049. The next prime is 2051057682139. The reversal of 2051057682051 is 1502867501502.

It is not a de Polignac number, because 2051057682051 - 2¹ = 2051057682049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2051057681994 and 2051057682012.

It is not an unprimeable number, because it can be changed into a prime (2051057682001) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 204916335 + ... + 204926343.

It is an arithmetic number, because the mean of its divisors is an integer number (49849800000).

Almost surely, 2^{2051057682051} is an apocalyptic number.

2051057682051 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2051057682051 is a deficient number, since it is larger than the sum of its proper divisors (1139329517949).

2051057682051 is a wasteful number, since it uses less digits than its factorization.

2051057682051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11076.

The product of its (nonzero) digits is 168000, while the sum is 42.

The spelling of 2051057682051 in words is "two trillion, fifty-one billion, fifty-seven million, six hundred eighty-two thousand, fifty-one".