154161462243 has 8 divisors (see below), whose sum is σ = 205550430400. Its totient is φ = 102773401128.

The previous prime is 154161462223. The next prime is 154161462283. The reversal of 154161462243 is 342264161451.

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

It is not a de Polignac number, because 154161462243 - 2¹⁶ = 154161396707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (154161462223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 546948 + ... + 779406.

It is an arithmetic number, because the mean of its divisors is an integer number (25693803800).

Almost surely, 2^154161462243 is an apocalyptic number.

154161462243 is a deficient number, since it is larger than the sum of its proper divisors (51388968157).

154161462243 is a wasteful number, since it uses less digits than its factorization.

154161462243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453521.

The product of its digits is 138240, while the sum is 39.

The spelling of 154161462243 in words is "one hundred fifty-four billion, one hundred sixty-one million, four hundred sixty-two thousand, two hundred forty-three".