1077764025895 has 32 divisors (see below), whose sum is σ = 1343579529600. Its totient is φ = 828959276544.

The previous prime is 1077764025817. The next prime is 1077764025907. The reversal of 1077764025895 is 5985204677701.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1077764025895 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55348221 + ... + 55367689.

It is an arithmetic number, because the mean of its divisors is an integer number (41986860300).

Almost surely, 2^{1077764025895} is an apocalyptic number.

1077764025895 is a deficient number, since it is larger than the sum of its proper divisors (265815503705).

1077764025895 is a wasteful number, since it uses less digits than its factorization.

1077764025895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21099.

The product of its (nonzero) digits is 29635200, while the sum is 61.

The spelling of 1077764025895 in words is "one trillion, seventy-seven billion, seven hundred sixty-four million, twenty-five thousand, eight hundred ninety-five".