45205547155 has 8 divisors (see below), whose sum is σ = 54248135184. Its totient is φ = 36163452000.

The previous prime is 45205547129. The next prime is 45205547171. The reversal of 45205547155 is 55174550254.

45205547155 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 45205547155 - 2³¹ = 43058063507 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123465 + ... + 325045.

It is an arithmetic number, because the mean of its divisors is an integer number (6781016898).

Almost surely, 2^45205547155 is an apocalyptic number.

45205547155 is a deficient number, since it is larger than the sum of its proper divisors (9042588029).

45205547155 is a wasteful number, since it uses less digits than its factorization.

45205547155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246437.

The product of its (nonzero) digits is 700000, while the sum is 43.

The spelling of 45205547155 in words is "forty-five billion, two hundred five million, five hundred forty-seven thousand, one hundred fifty-five".