155112433326064 has 40 divisors (see below), whose sum is σ = 300604098248720. Its totient is φ = 77537183758848.

The previous prime is 155112433326031. The next prime is 155112433326073. The reversal of 155112433326064 is 460623334211551.

It is a happy number.

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, 2364954679 + ... + 2365020265.

It is an arithmetic number, because the mean of its divisors is an integer number (7515102456218).

Almost surely, 2^{155112433326064} is an apocalyptic number.

It is an amenable number.

155112433326064 is a deficient number, since it is larger than the sum of its proper divisors (145491664922656).

155112433326064 is a wasteful number, since it uses less digits than its factorization.

155112433326064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99617 (or 99611 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 46.

The spelling of 155112433326064 in words is "one hundred fifty-five trillion, one hundred twelve billion, four hundred thirty-three million, three hundred twenty-six thousand, sixty-four".