155301250120 has 16 divisors (see below), whose sum is σ = 349427812860. Its totient is φ = 62120500032.

The previous prime is 155301250087. The next prime is 155301250127. The reversal of 155301250120 is 21052103551.

It can be written as a sum of positive squares in 2 ways, for example, as 154954024164 + 347225956 = 393642^2 + 18634^2 .

It is not an unprimeable number, because it can be changed into a prime (155301250127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1941265587 + ... + 1941265666.

Almost surely, 2^155301250120 is an apocalyptic number.

155301250120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

155301250120 is an abundant number, since it is smaller than the sum of its proper divisors (194126562740).

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

155301250120 is a wasteful number, since it uses less digits than its factorization.

155301250120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3882531264 (or 3882531260 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 25.

Adding to 155301250120 its reverse (21052103551), we get a palindrome (176353353671).

The spelling of 155301250120 in words is "one hundred fifty-five billion, three hundred one million, two hundred fifty thousand, one hundred twenty".