40231661236106 has 16 divisors (see below), whose sum is σ = 62789297898600. Its totient is φ = 19309914337728.

The previous prime is 40231661236049. The next prime is 40231661236133. The reversal of 40231661236106 is 60163216613204.

It can be written as a sum of positive squares in 4 ways, for example, as 37412905658881 + 2818755577225 = 6116609^2 + 1678915^2 .

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, 2004756821 + ... + 2004776888.

Almost surely, 2^{40231661236106} is an apocalyptic number.

40231661236106 is a deficient number, since it is larger than the sum of its proper divisors (22557636662494).

40231661236106 is a wasteful number, since it uses less digits than its factorization.

40231661236106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4009533913.

The product of its (nonzero) digits is 186624, while the sum is 41.

The spelling of 40231661236106 in words is "forty trillion, two hundred thirty-one billion, six hundred sixty-one million, two hundred thirty-six thousand, one hundred six".