705344400122 has 16 divisors (see below), whose sum is σ = 1131344488872. Its totient is φ = 328640371200.

The previous prime is 705344400121. The next prime is 705344400143. The reversal of 705344400122 is 221004443507.

It can be written as a sum of positive squares in 4 ways, for example, as 620914056361 + 84430343761 = 787981^2 + 290569^2 .

It is a super-2 number, since 2×705344400122² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (705344400121) 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, 102696683 + ... + 102703550.

Almost surely, 2^705344400122 is an apocalyptic number.

705344400122 is a deficient number, since it is larger than the sum of its proper divisors (426000088750).

705344400122 is a wasteful number, since it uses less digits than its factorization.

705344400122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205400353.

The product of its (nonzero) digits is 26880, while the sum is 32.

Adding to 705344400122 its reverse (221004443507), we get a palindrome (926348843629).

The spelling of 705344400122 in words is "seven hundred five billion, three hundred forty-four million, four hundred thousand, one hundred twenty-two".