155022233330505 has 16 divisors (see below), whose sum is σ = 248038607548800. Its totient is φ = 82677513036288.

The previous prime is 155022233330477. The next prime is 155022233330683. The reversal of 155022233330505 is 505033332220551.

It is not a de Polignac number, because 155022233330505 - 2⁹ = 155022233329993 is a prime.

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, 61945032 + ... + 64399001.

It is an arithmetic number, because the mean of its divisors is an integer number (15502412971800).

Almost surely, 2^{155022233330505} is an apocalyptic number.

155022233330505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

155022233330505 is a deficient number, since it is larger than the sum of its proper divisors (93016374218295).

155022233330505 is a wasteful number, since it uses less digits than its factorization.

155022233330505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126425840.

The product of its (nonzero) digits is 405000, while the sum is 39.

The spelling of 155022233330505 in words is "one hundred fifty-five trillion, twenty-two billion, two hundred thirty-three million, three hundred thirty thousand, five hundred five".