48902021017 has 2 divisors, whose sum is σ = 48902021018. Its totient is φ = 48902021016.

The previous prime is 48902020987. The next prime is 48902021123. The reversal of 48902021017 is 71012020984.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31452667801 + 17449353216 = 177349^2 + 132096^2 .

It is a cyclic number.

It is not a de Polignac number, because 48902021017 - 2¹¹ = 48902018969 is a prime.

It is not a weakly prime, because it can be changed into another prime (48902021617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24451010508 + 24451010509.

It is an arithmetic number, because the mean of its divisors is an integer number (24451010509).

Almost surely, 2^48902021017 is an apocalyptic number.

It is an amenable number.

48902021017 is a deficient number, since it is larger than the sum of its proper divisors (1).

48902021017 is an equidigital number, since it uses as much as digits as its factorization.

48902021017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 34.

The spelling of 48902021017 in words is "forty-eight billion, nine hundred two million, twenty-one thousand, seventeen".