45019677 has 8 divisors (see below), whose sum is σ = 60194880. Its totient is φ = 29928800.

The previous prime is 45019673. The next prime is 45019679. The reversal of 45019677 is 77691054.

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 45019677 - 2² = 45019673 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45019673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19824 + ... + 21977.

It is an arithmetic number, because the mean of its divisors is an integer number (7524360).

Almost surely, 2^45019677 is an apocalyptic number.

It is an amenable number.

45019677 is a deficient number, since it is larger than the sum of its proper divisors (15175203).

45019677 is a wasteful number, since it uses less digits than its factorization.

45019677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42163.

The product of its (nonzero) digits is 52920, while the sum is 39.

The square root of 45019677 is about 6709.6704091930. The cubic root of 45019677 is about 355.7411665903.

The spelling of 45019677 in words is "forty-five million, nineteen thousand, six hundred seventy-seven".