45919855 has 8 divisors (see below), whose sum is σ = 55469664. Its totient is φ = 36492000.

The previous prime is 45919843. The next prime is 45919879. The reversal of 45919855 is 55891954.

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

It is not a de Polignac number, because 45919855 - 2⁹ = 45919343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 29656 + ... + 31165.

It is an arithmetic number, because the mean of its divisors is an integer number (6933708).

Almost surely, 2^45919855 is an apocalyptic number.

45919855 is a deficient number, since it is larger than the sum of its proper divisors (9549809).

45919855 is a wasteful number, since it uses less digits than its factorization.

45919855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60977.

The product of its digits is 324000, while the sum is 46.

The square root of 45919855 is about 6776.4190395813. The cubic root of 45919855 is about 358.0965767346.

The spelling of 45919855 in words is "forty-five million, nine hundred nineteen thousand, eight hundred fifty-five".