2044415571157 has 2 divisors, whose sum is σ = 2044415571158. Its totient is φ = 2044415571156.

The previous prime is 2044415571151. The next prime is 2044415571173. The reversal of 2044415571157 is 7511755144402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1706853409156 + 337562162001 = 1306466^2 + 581001^2 .

It is a cyclic number.

It is not a de Polignac number, because 2044415571157 - 2¹¹ = 2044415569109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2044415571151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1022207785578 + 1022207785579.

It is an arithmetic number, because the mean of its divisors is an integer number (1022207785579).

Almost surely, 2^{2044415571157} is an apocalyptic number.

It is an amenable number.

2044415571157 is a deficient number, since it is larger than the sum of its proper divisors (1).

2044415571157 is an equidigital number, since it uses as much as digits as its factorization.

2044415571157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 784000, while the sum is 46.

The spelling of 2044415571157 in words is "two trillion, forty-four billion, four hundred fifteen million, five hundred seventy-one thousand, one hundred fifty-seven".