45551977 has 8 divisors (see below), whose sum is σ = 47085696. Its totient is φ = 44041872.

The previous prime is 45551969. The next prime is 45551981. The reversal of 45551977 is 77915554.

45551977 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 45551977 - 2³ = 45551969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45551917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1938 + ... + 9739.

It is an arithmetic number, because the mean of its divisors is an integer number (5885712).

Almost surely, 2^45551977 is an apocalyptic number.

45551977 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

45551977 is a deficient number, since it is larger than the sum of its proper divisors (1533719).

45551977 is a wasteful number, since it uses less digits than its factorization.

45551977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11807.

The product of its digits is 220500, while the sum is 43.

The square root of 45551977 is about 6749.2204735066. The cubic root of 45551977 is about 357.1377379152.

The spelling of 45551977 in words is "forty-five million, five hundred fifty-one thousand, nine hundred seventy-seven".