4445554149997 has 2 divisors, whose sum is σ = 4445554149998. Its totient is φ = 4445554149996.

The previous prime is 4445554149931. The next prime is 4445554150003. The reversal of 4445554149997 is 7999414555444.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2715208588521 + 1730345561476 = 1647789^2 + 1315426^2 .

It is a cyclic number.

It is not a de Polignac number, because 4445554149997 - 2³⁹ = 3895798336109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4445554149397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2222777074998 + 2222777074999.

It is an arithmetic number, because the mean of its divisors is an integer number (2222777074999).

Almost surely, 2^{4445554149997} is an apocalyptic number.

It is an amenable number.

4445554149997 is a deficient number, since it is larger than the sum of its proper divisors (1).

4445554149997 is an equidigital number, since it uses as much as digits as its factorization.

4445554149997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 653184000, while the sum is 70.

The spelling of 4445554149997 in words is "four trillion, four hundred forty-five billion, five hundred fifty-four million, one hundred forty-nine thousand, nine hundred ninety-seven".