155533200325 has 12 divisors (see below), whose sum is σ = 192910526820. Its totient is φ = 124394716160.

The previous prime is 155533200301. The next prime is 155533200337. The reversal of 155533200325 is 523002335551.

It can be written as a sum of positive squares in 6 ways, for example, as 8530739044 + 147002461281 = 92362^2 + 383409^2 .

It is not a de Polignac number, because 155533200325 - 2¹⁷ = 155533069253 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 696220 + ... + 892069.

It is an arithmetic number, because the mean of its divisors is an integer number (16075877235).

Almost surely, 2^155533200325 is an apocalyptic number.

It is an amenable number.

155533200325 is a deficient number, since it is larger than the sum of its proper divisors (37377326495).

155533200325 is a wasteful number, since it uses less digits than its factorization.

155533200325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1592216 (or 1592211 counting only the distinct ones).

The product of its (nonzero) digits is 67500, while the sum is 34.

Adding to 155533200325 its reverse (523002335551), we get a palindrome (678535535876).

The spelling of 155533200325 in words is "one hundred fifty-five billion, five hundred thirty-three million, two hundred thousand, three hundred twenty-five".