123485342434 has 8 divisors (see below), whose sum is σ = 185287371948. Its totient is φ = 61722885120.

The previous prime is 123485342423. The next prime is 123485342473. The reversal of 123485342434 is 434243584321.

It can be written as a sum of positive squares in 2 ways, for example, as 118016296225 + 5469046209 = 343535^2 + 73953^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9885247 + ... + 9897730.

Almost surely, 2^123485342434 is an apocalyptic number.

123485342434 is a deficient number, since it is larger than the sum of its proper divisors (61802029514).

123485342434 is a wasteful number, since it uses less digits than its factorization.

123485342434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19786100.

The product of its digits is 1105920, while the sum is 43.

The spelling of 123485342434 in words is "one hundred twenty-three billion, four hundred eighty-five million, three hundred forty-two thousand, four hundred thirty-four".