44848040891 has 2 divisors, whose sum is σ = 44848040892. Its totient is φ = 44848040890.

The previous prime is 44848040869. The next prime is 44848040911. The reversal of 44848040891 is 19804084844.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44848040891 - 2²² = 44843846587 is a prime.

It is a super-2 number, since 2×44848040891² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (44848046891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22424020445 + 22424020446.

It is an arithmetic number, because the mean of its divisors is an integer number (22424020446).

Almost surely, 2^44848040891 is an apocalyptic number.

44848040891 is a deficient number, since it is larger than the sum of its proper divisors (1).

44848040891 is an equidigital number, since it uses as much as digits as its factorization.

44848040891 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1179648, while the sum is 50.

The spelling of 44848040891 in words is "forty-four billion, eight hundred forty-eight million, forty thousand, eight hundred ninety-one".