155155535115350 has 144 divisors (see below), whose sum is σ = 369647301504960. Its totient is φ = 47908201723200.

The previous prime is 155155535115331. The next prime is 155155535115359. The reversal of 155155535115350 is 53511535551551.

155155535115350 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155155535115359) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 24018980 + ... + 29786279.

It is an arithmetic number, because the mean of its divisors is an integer number (2566995149340).

Almost surely, 2^{155155535115350} is an apocalyptic number.

155155535115350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

155155535115350 is an abundant number, since it is smaller than the sum of its proper divisors (214491766389610).

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

155155535115350 is a wasteful number, since it uses less digits than its factorization.

155155535115350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53805403 (or 53805391 counting only the distinct ones).

The product of its (nonzero) digits is 3515625, while the sum is 50.

The spelling of 155155535115350 in words is "one hundred fifty-five trillion, one hundred fifty-five billion, five hundred thirty-five million, one hundred fifteen thousand, three hundred fifty".