948590309851 has 2 divisors, whose sum is σ = 948590309852. Its totient is φ = 948590309850.

The previous prime is 948590309831. The next prime is 948590309867. The reversal of 948590309851 is 158903095849.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 948590309851 - 2⁵ = 948590309819 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 948590309851.

It is not a weakly prime, because it can be changed into another prime (948590309831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 474295154925 + 474295154926.

It is an arithmetic number, because the mean of its divisors is an integer number (474295154926).

Almost surely, 2^948590309851 is an apocalyptic number.

948590309851 is a deficient number, since it is larger than the sum of its proper divisors (1).

948590309851 is an equidigital number, since it uses as much as digits as its factorization.

948590309851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13996800, while the sum is 61.

The spelling of 948590309851 in words is "nine hundred forty-eight billion, five hundred ninety million, three hundred nine thousand, eight hundred fifty-one".