45956820505 has 4 divisors (see below), whose sum is σ = 55148184612. Its totient is φ = 36765456400.

The previous prime is 45956820487. The next prime is 45956820517. The reversal of 45956820505 is 50502865954.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4807480896 + 41149339609 = 69336^2 + 202853^2 .

It is not a de Polignac number, because 45956820505 - 2¹³ = 45956812313 is a prime.

It is a super-2 number, since 2×45956820505² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4595682046 + ... + 4595682055.

It is an arithmetic number, because the mean of its divisors is an integer number (13787046153).

Almost surely, 2^45956820505 is an apocalyptic number.

It is an amenable number.

45956820505 is a deficient number, since it is larger than the sum of its proper divisors (9191364107).

45956820505 is an equidigital number, since it uses as much as digits as its factorization.

45956820505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9191364106.

The product of its (nonzero) digits is 2160000, while the sum is 49.

The spelling of 45956820505 in words is "forty-five billion, nine hundred fifty-six million, eight hundred twenty thousand, five hundred five".