10778867122 has 16 divisors (see below), whose sum is σ = 16450772760. Its totient is φ = 5295825792.

The previous prime is 10778867111. The next prime is 10778867137. The reversal of 10778867122 is 22176887701.

It can be written as a sum of positive squares in 4 ways, for example, as 6091958601 + 4686908521 = 78051^2 + 68461^2 .

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, 97953 + ... + 176500.

Almost surely, 2^10778867122 is an apocalyptic number.

10778867122 is a deficient number, since it is larger than the sum of its proper divisors (5671905638).

10778867122 is a wasteful number, since it uses less digits than its factorization.

10778867122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274797.

The product of its (nonzero) digits is 526848, while the sum is 49.

The spelling of 10778867122 in words is "ten billion, seven hundred seventy-eight million, eight hundred sixty-seven thousand, one hundred twenty-two".