1005772394051 has 8 divisors (see below), whose sum is σ = 1065939204384. Its totient is φ = 945717109120.

The previous prime is 1005772394047. The next prime is 1005772394069. The reversal of 1005772394051 is 1504932775001.

1005772394051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1005772394051 - 2² = 1005772394047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1005772393993 and 1005772394011.

It is not an unprimeable number, because it can be changed into a prime (1005772394251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27862775 + ... + 27898848.

It is an arithmetic number, because the mean of its divisors is an integer number (133242400548).

Almost surely, 2^{1005772394051} is an apocalyptic number.

1005772394051 is a deficient number, since it is larger than the sum of its proper divisors (60166810333).

1005772394051 is a wasteful number, since it uses less digits than its factorization.

1005772394051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55762701.

The product of its (nonzero) digits is 264600, while the sum is 44.

The spelling of 1005772394051 in words is "one trillion, five billion, seven hundred seventy-two million, three hundred ninety-four thousand, fifty-one".