154447612342 has 8 divisors (see below), whose sum is σ = 232632711432. Its totient is φ = 76903375200.

The previous prime is 154447612321. The next prime is 154447612367. The reversal of 154447612342 is 243216744451.

It is a happy number.

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

It is a congruent number.

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, 160214884 + ... + 160215847.

It is an arithmetic number, because the mean of its divisors is an integer number (29079088929).

Almost surely, 2^154447612342 is an apocalyptic number.

154447612342 is a deficient number, since it is larger than the sum of its proper divisors (78185099090).

154447612342 is a wasteful number, since it uses less digits than its factorization.

154447612342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320430974.

The product of its digits is 645120, while the sum is 43.

The spelling of 154447612342 in words is "one hundred fifty-four billion, four hundred forty-seven million, six hundred twelve thousand, three hundred forty-two".