155526352051 has 4 divisors (see below), whose sum is σ = 177744402352. Its totient is φ = 133308301752.

The previous prime is 155526352043. The next prime is 155526352067. The reversal of 155526352051 is 150253625551.

155526352051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 155526352051 - 2³ = 155526352043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 155526351995 and 155526352013.

It is not an unprimeable number, because it can be changed into a prime (155526352081) 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 3 ways as a sum of consecutive naturals, for example, 11109025140 + ... + 11109025153.

It is an arithmetic number, because the mean of its divisors is an integer number (44436100588).

Almost surely, 2^155526352051 is an apocalyptic number.

155526352051 is a deficient number, since it is larger than the sum of its proper divisors (22218050301).

155526352051 is an equidigital number, since it uses as much as digits as its factorization.

155526352051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22218050300.

The product of its (nonzero) digits is 225000, while the sum is 40.

The spelling of 155526352051 in words is "one hundred fifty-five billion, five hundred twenty-six million, three hundred fifty-two thousand, fifty-one".