1234006678445 has 8 divisors (see below), whose sum is σ = 1481729497344. Its totient is φ = 986591020624.

The previous prime is 1234006678427. The next prime is 1234006678447. The reversal of 1234006678445 is 5448766004321.

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

It is a cyclic number.

It is not a de Polignac number, because 1234006678445 - 2⁶ = 1234006678381 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1234006678393 and 1234006678402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1234006678447) 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, 76781429 + ... + 76797498.

It is an arithmetic number, because the mean of its divisors is an integer number (185216187168).

Almost surely, 2^{1234006678445} is an apocalyptic number.

It is an amenable number.

1234006678445 is a deficient number, since it is larger than the sum of its proper divisors (247722818899).

1234006678445 is a wasteful number, since it uses less digits than its factorization.

1234006678445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153580539.

The product of its (nonzero) digits is 3870720, while the sum is 50.

The spelling of 1234006678445 in words is "one trillion, two hundred thirty-four billion, six million, six hundred seventy-eight thousand, four hundred forty-five".