45617777 has 8 divisors (see below), whose sum is σ = 46707456. Its totient is φ = 44533152.

The previous prime is 45617723. The next prime is 45617801. The reversal of 45617777 is 77771654.

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

It is a cyclic number.

It is not a de Polignac number, because 45617777 - 2¹⁴ = 45601393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45617977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21893 + ... + 23885.

It is an arithmetic number, because the mean of its divisors is an integer number (5838432).

Almost surely, 2^45617777 is an apocalyptic number.

45617777 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

45617777 is a deficient number, since it is larger than the sum of its proper divisors (1089679).

45617777 is a wasteful number, since it uses less digits than its factorization.

45617777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2527.

The product of its digits is 288120, while the sum is 44.

The square root of 45617777 is about 6754.0933514425. The cubic root of 45617777 is about 357.3096174446.

The spelling of 45617777 in words is "forty-five million, six hundred seventeen thousand, seven hundred seventy-seven".