155252102250323 has 32 divisors (see below), whose sum is σ = 168212376068352. Its totient is φ = 142439158108800.

The previous prime is 155252102250319. The next prime is 155252102250353. The reversal of 155252102250323 is 323052201252551.

It is a cyclic number.

It is not a de Polignac number, because 155252102250323 - 2² = 155252102250319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (155252102250353) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9261585740 + ... + 9261602502.

It is an arithmetic number, because the mean of its divisors is an integer number (5256636752136).

Almost surely, 2^{155252102250323} is an apocalyptic number.

155252102250323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

155252102250323 is a deficient number, since it is larger than the sum of its proper divisors (12960273818029).

155252102250323 is a wasteful number, since it uses less digits than its factorization.

155252102250323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21315.

The product of its (nonzero) digits is 180000, while the sum is 38.

The spelling of 155252102250323 in words is "one hundred fifty-five trillion, two hundred fifty-two billion, one hundred two million, two hundred fifty thousand, three hundred twenty-three".