45161226665 has 32 divisors (see below), whose sum is σ = 58239129600. Its totient is φ = 33496243200.

The previous prime is 45161226637. The next prime is 45161226667. The reversal of 45161226665 is 56662216154.

It is not a de Polignac number, because 45161226665 - 2⁶ = 45161226601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45161226667) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9345800 + ... + 9350630.

It is an arithmetic number, because the mean of its divisors is an integer number (1819972800).

Almost surely, 2^45161226665 is an apocalyptic number.

It is an amenable number.

45161226665 is a deficient number, since it is larger than the sum of its proper divisors (13077902935).

45161226665 is a wasteful number, since it uses less digits than its factorization.

45161226665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6473.

The product of its digits is 518400, while the sum is 44.

The spelling of 45161226665 in words is "forty-five billion, one hundred sixty-one million, two hundred twenty-six thousand, six hundred sixty-five".