155022233330544 has 80 divisors (see below), whose sum is σ = 418548282100224. Its totient is φ = 49349046700800.

The previous prime is 155022233330477. The next prime is 155022233330683. The reversal of 155022233330544 is 445033332220551.

It is a junction number, because it is equal to n+sod(n) for n = 155022233330496 and 155022233330505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110570167 + ... + 111963414.

Almost surely, 2^{155022233330544} is an apocalyptic number.

It is an amenable number.

155022233330544 is an abundant number, since it is smaller than the sum of its proper divisors (263526048769680).

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

155022233330544 is a wasteful number, since it uses less digits than its factorization.

155022233330544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222534246 (or 222534240 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 42.

The spelling of 155022233330544 in words is "one hundred fifty-five trillion, twenty-two billion, two hundred thirty-three million, three hundred thirty thousand, five hundred forty-four".