45513655656145 has 8 divisors (see below), whose sum is σ = 55948493782440. Its totient is φ = 35522853194880.

The previous prime is 45513655656113. The next prime is 45513655656179. The reversal of 45513655656145 is 54165655631554.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 6426164160144 + 39087491496001 = 2534988^2 + 6251999^2 .

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

It is not a de Polignac number, because 45513655656145 - 2⁵ = 45513655656113 is a prime.

It is a super-2 number, since 2×45513655656145² (a number of 28 digits) contains 22 as substring.

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, 111008916030 + ... + 111008916439.

It is an arithmetic number, because the mean of its divisors is an integer number (6993561722805).

Almost surely, 2^{45513655656145} is an apocalyptic number.

It is an amenable number.

45513655656145 is a deficient number, since it is larger than the sum of its proper divisors (10434838126295).

45513655656145 is a wasteful number, since it uses less digits than its factorization.

45513655656145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222017832515.

The product of its digits is 162000000, while the sum is 61.

The spelling of 45513655656145 in words is "forty-five trillion, five hundred thirteen billion, six hundred fifty-five million, six hundred fifty-six thousand, one hundred forty-five".