10767780770 has 16 divisors (see below), whose sum is σ = 19383203448. Its totient is φ = 4306846080.

The previous prime is 10767780767. The next prime is 10767780797. The reversal of 10767780770 is 7708776701.

It can be written as a sum of positive squares in 4 ways, for example, as 10385851921 + 381928849 = 101911^2 + 19543^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257960 + ... + 296780.

Almost surely, 2^10767780770 is an apocalyptic number.

10767780770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10767780770 is a deficient number, since it is larger than the sum of its proper divisors (8615422678).

10767780770 is a wasteful number, since it uses less digits than its factorization.

10767780770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66565.

The product of its (nonzero) digits is 806736, while the sum is 50.

The spelling of 10767780770 in words is "ten billion, seven hundred sixty-seven million, seven hundred eighty thousand, seven hundred seventy".