10140022777 has 2 divisors, whose sum is σ = 10140022778. Its totient is φ = 10140022776.

The previous prime is 10140022723. The next prime is 10140022799. The reversal of 10140022777 is 77722004101.

10140022777 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9371014416 + 769008361 = 96804^2 + 27731^2 .

It is a cyclic number.

It is not a de Polignac number, because 10140022777 - 2²⁷ = 10005805049 is a prime.

It is not a weakly prime, because it can be changed into another prime (10140022177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5070011388 + 5070011389.

It is an arithmetic number, because the mean of its divisors is an integer number (5070011389).

Almost surely, 2^10140022777 is an apocalyptic number.

It is an amenable number.

10140022777 is a deficient number, since it is larger than the sum of its proper divisors (1).

10140022777 is an equidigital number, since it uses as much as digits as its factorization.

10140022777 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5488, while the sum is 31.

Adding to 10140022777 its reverse (77722004101), we get a palindrome (87862026878).

The spelling of 10140022777 in words is "ten billion, one hundred forty million, twenty-two thousand, seven hundred seventy-seven".