243154612046 has 16 divisors (see below), whose sum is σ = 367508232000. Its totient is φ = 120655341408.

The previous prime is 243154612031. The next prime is 243154612117. The reversal of 243154612046 is 640216451342.

It is a super-2 number, since 2×243154612046² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 728021 + ... + 1008128.

It is an arithmetic number, because the mean of its divisors is an integer number (22969264500).

Almost surely, 2^243154612046 is an apocalyptic number.

243154612046 is a deficient number, since it is larger than the sum of its proper divisors (124353619954).

243154612046 is a wasteful number, since it uses less digits than its factorization.

243154612046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1736683.

The product of its (nonzero) digits is 138240, while the sum is 38.

The spelling of 243154612046 in words is "two hundred forty-three billion, one hundred fifty-four million, six hundred twelve thousand, forty-six".