612340122429 has 24 divisors (see below), whose sum is σ = 1011040972032. Its totient is φ = 349841561760.

The previous prime is 612340122403. The next prime is 612340122439. The reversal of 612340122429 is 924221043216.

It is a happy number.

612340122429 is a `hidden beast` number, since 6 + 1 + 2 + 3 + 401 + 2 + 242 + 9 = 666.

It is not a de Polignac number, because 612340122429 - 2⁵ = 612340122397 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 612340122393 and 612340122402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612340122439) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 599494 + ... + 1258599.

It is an arithmetic number, because the mean of its divisors is an integer number (42126707168).

Almost surely, 2^612340122429 is an apocalyptic number.

It is an amenable number.

612340122429 is a deficient number, since it is larger than the sum of its proper divisors (398700849603).

612340122429 is a wasteful number, since it uses less digits than its factorization.

612340122429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1863337 (or 1863334 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The spelling of 612340122429 in words is "six hundred twelve billion, three hundred forty million, one hundred twenty-two thousand, four hundred twenty-nine".