30488887873 has 2 divisors, whose sum is σ = 30488887874. Its totient is φ = 30488887872.

The previous prime is 30488887861. The next prime is 30488887931. The reversal of 30488887873 is 37878888403.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26317923984 + 4170963889 = 162228^2 + 64583^2 .

It is a cyclic number.

It is not a de Polignac number, because 30488887873 - 2²¹ = 30486790721 is a prime.

It is not a weakly prime, because it can be changed into another prime (30488887823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15244443936 + 15244443937.

It is an arithmetic number, because the mean of its divisors is an integer number (15244443937).

Almost surely, 2^30488887873 is an apocalyptic number.

It is an amenable number.

30488887873 is a deficient number, since it is larger than the sum of its proper divisors (1).

30488887873 is an equidigital number, since it uses as much as digits as its factorization.

30488887873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 57802752, while the sum is 64.

The spelling of 30488887873 in words is "thirty billion, four hundred eighty-eight million, eight hundred eighty-seven thousand, eight hundred seventy-three".