154642327316 has 6 divisors (see below), whose sum is σ = 270624072810. Its totient is φ = 77321163656.

The previous prime is 154642327291. The next prime is 154642327337. The reversal of 154642327316 is 613723246451.

It can be written as a sum of positive squares in only one way, i.e., 100444624900 + 54197702416 = 316930^2 + 232804^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19330290911 + ... + 19330290918.

It is an arithmetic number, because the mean of its divisors is an integer number (45104012135).

Almost surely, 2^154642327316 is an apocalyptic number.

It is an amenable number.

154642327316 is a deficient number, since it is larger than the sum of its proper divisors (115981745494).

154642327316 is a wasteful number, since it uses less digits than its factorization.

154642327316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38660581833 (or 38660581831 counting only the distinct ones).

The product of its digits is 725760, while the sum is 44.

The spelling of 154642327316 in words is "one hundred fifty-four billion, six hundred forty-two million, three hundred twenty-seven thousand, three hundred sixteen".