153404442406 has 16 divisors (see below), whose sum is σ = 236069357328. Its totient is φ = 74720217600.

The previous prime is 153404442343. The next prime is 153404442517. The reversal of 153404442406 is 604244404351.

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, 1334700 + ... + 1445071.

It is an arithmetic number, because the mean of its divisors is an integer number (14754334833).

Almost surely, 2^153404442406 is an apocalyptic number.

153404442406 is a deficient number, since it is larger than the sum of its proper divisors (82664914922).

153404442406 is a wasteful number, since it uses less digits than its factorization.

153404442406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2780487.

The product of its (nonzero) digits is 184320, while the sum is 37.

Adding to 153404442406 its reverse (604244404351), we get a palindrome (757648846757).

The spelling of 153404442406 in words is "one hundred fifty-three billion, four hundred four million, four hundred forty-two thousand, four hundred six".