154664115406 has 16 divisors (see below), whose sum is σ = 232394173200. Its totient is φ = 77199439680.

The previous prime is 154664115401. The next prime is 154664115443. The reversal of 154664115406 is 604511466451.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154664115401) 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, 9281370 + ... + 9298018.

It is an arithmetic number, because the mean of its divisors is an integer number (14524635825).

Almost surely, 2^154664115406 is an apocalyptic number.

154664115406 is a deficient number, since it is larger than the sum of its proper divisors (77730057794).

154664115406 is a wasteful number, since it uses less digits than its factorization.

154664115406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24339.

The product of its (nonzero) digits is 345600, while the sum is 43.

The spelling of 154664115406 in words is "one hundred fifty-four billion, six hundred sixty-four million, one hundred fifteen thousand, four hundred six".