155544203200130 has 8 divisors (see below), whose sum is σ = 279979565760252. Its totient is φ = 62217681280048.

The previous prime is 155544203200117. The next prime is 155544203200213. The reversal of 155544203200130 is 31002302445551.

It can be written as a sum of positive squares in 2 ways, for example, as 152262297770521 + 3281905429609 = 12339461^2 + 1811603^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7777210159997 + ... + 7777210160016.

Almost surely, 2^{155544203200130} is an apocalyptic number.

155544203200130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

155544203200130 is a deficient number, since it is larger than the sum of its proper divisors (124435362560122).

155544203200130 is a wasteful number, since it uses less digits than its factorization.

155544203200130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15554420320020.

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 155544203200130 its reverse (31002302445551), we get a palindrome (186546505645681).

The spelling of 155544203200130 in words is "one hundred fifty-five trillion, five hundred forty-four billion, two hundred three million, two hundred thousand, one hundred thirty".