345525532155 has 24 divisors (see below), whose sum is σ = 600688132512. Its totient is φ = 183733449984.

The previous prime is 345525532153. The next prime is 345525532181. The reversal of 345525532155 is 551235525543.

It is a happy number.

345525532155 is a `hidden beast` number, since 3 + 4 + 5 + 525 + 53 + 21 + 55 = 666.

It is not a de Polignac number, because 345525532155 - 2¹ = 345525532153 is a prime.

It is a super-3 number, since 3×345525532155³ (a number of 36 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 345525532155.

It is not an unprimeable number, because it can be changed into a prime (345525532153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11377039 + ... + 11407368.

It is an arithmetic number, because the mean of its divisors is an integer number (25028672188).

Almost surely, 2^345525532155 is an apocalyptic number.

345525532155 is a deficient number, since it is larger than the sum of its proper divisors (255162600357).

345525532155 is a wasteful number, since it uses less digits than its factorization.

345525532155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22784755 (or 22784752 counting only the distinct ones).

The product of its digits is 2250000, while the sum is 45.

The spelling of 345525532155 in words is "three hundred forty-five billion, five hundred twenty-five million, five hundred thirty-two thousand, one hundred fifty-five".