45554477 has 4 divisors (see below), whose sum is σ = 45785916. Its totient is φ = 45323040.

The previous prime is 45554473. The next prime is 45554491. The reversal of 45554477 is 77445554.

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 44769481 + 784996 = 6691^2 + 886^2 .

It is a cyclic number.

It is not a de Polignac number, because 45554477 - 2² = 45554473 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45554471) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115424 + ... + 115817.

It is an arithmetic number, because the mean of its divisors is an integer number (11446479).

Almost surely, 2^45554477 is an apocalyptic number.

It is an amenable number.

45554477 is a deficient number, since it is larger than the sum of its proper divisors (231439).

45554477 is a wasteful number, since it uses less digits than its factorization.

45554477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231438.

The product of its digits is 392000, while the sum is 41.

The square root of 45554477 is about 6749.4056775393. The cubic root of 45554477 is about 357.1442713163.

The spelling of 45554477 in words is "forty-five million, five hundred fifty-four thousand, four hundred seventy-seven".