44820205157 has 8 divisors (see below), whose sum is σ = 55163329536. Its totient is φ = 35462140272.

The previous prime is 44820205117. The next prime is 44820205163. The reversal of 44820205157 is 75150202844.

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

It is not a de Polignac number, because 44820205157 - 2¹⁰ = 44820204133 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44820205157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44820205117) 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, 246264773 + ... + 246264954.

It is an arithmetic number, because the mean of its divisors is an integer number (6895416192).

Almost surely, 2^44820205157 is an apocalyptic number.

It is an amenable number.

44820205157 is a deficient number, since it is larger than the sum of its proper divisors (10343124379).

44820205157 is a wasteful number, since it uses less digits than its factorization.

44820205157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492529747.

The product of its (nonzero) digits is 89600, while the sum is 38.

The spelling of 44820205157 in words is "forty-four billion, eight hundred twenty million, two hundred five thousand, one hundred fifty-seven".