45251767546 has 8 divisors (see below), whose sum is σ = 67944135924. Its totient is φ = 22603722240.

The previous prime is 45251767513. The next prime is 45251767597. The reversal of 45251767546 is 64576715254.

It can be written as a sum of positive squares in 2 ways, for example, as 41012325225 + 4239442321 = 202515^2 + 65111^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 45251767493 and 45251767502.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11078215 + ... + 11082298.

Almost surely, 2^45251767546 is an apocalyptic number.

45251767546 is a deficient number, since it is larger than the sum of its proper divisors (22692368378).

45251767546 is a wasteful number, since it uses less digits than its factorization.

45251767546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22161536.

The product of its digits is 7056000, while the sum is 52.

The spelling of 45251767546 in words is "forty-five billion, two hundred fifty-one million, seven hundred sixty-seven thousand, five hundred forty-six".