155849059513 has 8 divisors (see below), whose sum is σ = 178118327232. Its totient is φ = 133581070896.

The previous prime is 155849059459. The next prime is 155849059549. The reversal of 155849059513 is 315950948551.

155849059513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 155849059513 - 2¹³ = 155849051321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (155849059573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42670 + ... + 559927.

It is an arithmetic number, because the mean of its divisors is an integer number (22264790904).

Almost surely, 2^155849059513 is an apocalyptic number.

It is an amenable number.

155849059513 is a deficient number, since it is larger than the sum of its proper divisors (22269267719).

155849059513 is an equidigital number, since it uses as much as digits as its factorization.

155849059513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639551.

The product of its (nonzero) digits is 4860000, while the sum is 55.

The spelling of 155849059513 in words is "one hundred fifty-five billion, eight hundred forty-nine million, fifty-nine thousand, five hundred thirteen".