798770849737 has 12 divisors (see below), whose sum is σ = 929300470596. Its totient is φ = 684573741600.

The previous prime is 798770849711. The next prime is 798770849749. The reversal of 798770849737 is 737948077897.

It can be written as a sum of positive squares in 2 ways, for example, as 547793897161 + 250976952576 = 740131^2 + 500976^2 .

It is not a de Polignac number, because 798770849737 - 2²³ = 798762461129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (798770849837) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 644458 + ... + 1418755.

It is an arithmetic number, because the mean of its divisors is an integer number (77441705883).

Almost surely, 2^798770849737 is an apocalyptic number.

It is an amenable number.

798770849737 is a deficient number, since it is larger than the sum of its proper divisors (130529620859).

798770849737 is a wasteful number, since it uses less digits than its factorization.

798770849737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2071128 (or 2071121 counting only the distinct ones).

The product of its (nonzero) digits is 1045529856, while the sum is 76.

The spelling of 798770849737 in words is "seven hundred ninety-eight billion, seven hundred seventy million, eight hundred forty-nine thousand, seven hundred thirty-seven".