45217051756 has 12 divisors (see below), whose sum is σ = 82570268592. Its totient is φ = 21625546448.

The previous prime is 45217051753. The next prime is 45217051793. The reversal of 45217051756 is 65715071254.

It is not an unprimeable number, because it can be changed into a prime (45217051753) 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 3 ways as a sum of consecutive naturals, for example, 245744755 + ... + 245744938.

It is an arithmetic number, because the mean of its divisors is an integer number (6880855716).

Almost surely, 2^45217051756 is an apocalyptic number.

45217051756 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

45217051756 is a deficient number, since it is larger than the sum of its proper divisors (37353216836).

45217051756 is a wasteful number, since it uses less digits than its factorization.

45217051756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491489720 (or 491489718 counting only the distinct ones).

The product of its (nonzero) digits is 294000, while the sum is 43.

The spelling of 45217051756 in words is "forty-five billion, two hundred seventeen million, fifty-one thousand, seven hundred fifty-six".