45266441561 has 4 divisors (see below), whose sum is σ = 49381572624. Its totient is φ = 41151310500.

The previous prime is 45266441537. The next prime is 45266441621. The reversal of 45266441561 is 16514466254.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45266441561 - 2¹⁸ = 45266179417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45266441531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2057565515 + ... + 2057565536.

It is an arithmetic number, because the mean of its divisors is an integer number (12345393156).

Almost surely, 2^45266441561 is an apocalyptic number.

It is an amenable number.

45266441561 is a deficient number, since it is larger than the sum of its proper divisors (4115131063).

45266441561 is a wasteful number, since it uses less digits than its factorization.

45266441561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4115131062.

The product of its digits is 691200, while the sum is 44.

The spelling of 45266441561 in words is "forty-five billion, two hundred sixty-six million, four hundred forty-one thousand, five hundred sixty-one".