10051239596161 has 3 divisors (see below), whose sum is σ = 10051242766531. Its totient is φ = 10051236425792.

The previous prime is 10051239596141. The next prime is 10051239596171. The reversal of 10051239596161 is 16169593215001.

It is a happy number.

The square root of 10051239596161 is 3170369.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 1259065770561 + 8792173825600 = 1122081^2 + 2965160^2 .

It is not a de Polignac number, because 10051239596161 - 2¹³ = 10051239587969 is a prime.

It is a super-3 number, since 3×10051239596161³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10051239596131) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1585185 + ... + 4755553.

Almost surely, 2^{10051239596161} is an apocalyptic number.

10051239596161 is the 3170369-th square number.

10051239596161 is the 1585185-th centered octagonal number.

It is an amenable number.

10051239596161 is a deficient number, since it is larger than the sum of its proper divisors (3170370).

10051239596161 is an frugal number, since it uses more digits than its factorization.

10051239596161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6340738 (or 3170369 counting only the distinct ones).

The product of its (nonzero) digits is 437400, while the sum is 49.

Multiplying 10051239596161 by its sum of digits (49), we get a square (492510740211889 = 22192583²).

The spelling of 10051239596161 in words is "ten trillion, fifty-one billion, two hundred thirty-nine million, five hundred ninety-six thousand, one hundred sixty-one".