10646143220334 has 32 divisors (see below), whose sum is σ = 22413102480000. Its totient is φ = 3361914556704.

The previous prime is 10646143220327. The next prime is 10646143220341. The reversal of 10646143220334 is 43302234164601.

It is an interprime number because it is at equal distance from previous prime (10646143220327) and next prime (10646143220341).

It is a super-2 number, since 2×10646143220334² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10646143220292 and 10646143220301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19847092 + ... + 20376440.

It is an arithmetic number, because the mean of its divisors is an integer number (700409452500).

Almost surely, 2^{10646143220334} is an apocalyptic number.

10646143220334 is an abundant number, since it is smaller than the sum of its proper divisors (11766959259666).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10646143220334 is a wasteful number, since it uses less digits than its factorization.

10646143220334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705792.

The product of its (nonzero) digits is 248832, while the sum is 39.

Adding to 10646143220334 its reverse (43302234164601), we get a palindrome (53948377384935).

The spelling of 10646143220334 in words is "ten trillion, six hundred forty-six billion, one hundred forty-three million, two hundred twenty thousand, three hundred thirty-four".