145554162265 has 16 divisors (see below), whose sum is σ = 184986199440. Its totient is φ = 109565992960.

The previous prime is 145554162263. The next prime is 145554162287. The reversal of 145554162265 is 562261455541.

It can be written as a sum of positive squares in 8 ways, for example, as 25380313344 + 120173848921 = 159312^2 + 346661^2 .

It is not a de Polignac number, because 145554162265 - 2¹ = 145554162263 is a prime.

It is not an unprimeable number, because it can be changed into a prime (145554162263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124425 + ... + 553705.

It is an arithmetic number, because the mean of its divisors is an integer number (11561637465).

Almost surely, 2^145554162265 is an apocalyptic number.

It is an amenable number.

145554162265 is a deficient number, since it is larger than the sum of its proper divisors (39432037175).

145554162265 is a wasteful number, since it uses less digits than its factorization.

145554162265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433292.

The product of its digits is 1440000, while the sum is 46.

The spelling of 145554162265 in words is "one hundred forty-five billion, five hundred fifty-four million, one hundred sixty-two thousand, two hundred sixty-five".