155623226002002 has 24 divisors (see below), whose sum is σ = 367836716005200. Its totient is φ = 47158553333880.

The previous prime is 155623226001967. The next prime is 155623226002099. The reversal of 155623226002002 is 200200622326551.

155623226002002 is a `hidden beast` number, since 1 + 5 + 5 + 6 + 2 + 3 + 22 + 600 + 20 + 0 + 2 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 392987944252 + ... + 392987944647.

It is an arithmetic number, because the mean of its divisors is an integer number (15326529833550).

Almost surely, 2^{155623226002002} is an apocalyptic number.

155623226002002 is an abundant number, since it is smaller than the sum of its proper divisors (212213490003198).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

155623226002002 is a wasteful number, since it uses less digits than its factorization.

155623226002002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 785975888918 (or 785975888915 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 155623226002002 its reverse (200200622326551), we get a palindrome (355823848328553).

The spelling of 155623226002002 in words is "one hundred fifty-five trillion, six hundred twenty-three billion, two hundred twenty-six million, two thousand, two".