10650412256491 has 24 divisors (see below), whose sum is σ = 12220084412160. Its totient is φ = 9092911921632.

The previous prime is 10650412256467. The next prime is 10650412256509. The reversal of 10650412256491 is 19465221405601.

It is a de Polignac number, because none of the positive numbers 2^k-10650412256491 is a prime.

It is a super-2 number, since 2×10650412256491² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10650412256191) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 815304826 + ... + 815317888.

It is an arithmetic number, because the mean of its divisors is an integer number (509170183840).

Almost surely, 2^{10650412256491} is an apocalyptic number.

10650412256491 is a deficient number, since it is larger than the sum of its proper divisors (1569672155669).

10650412256491 is an frugal number, since it uses more digits than its factorization.

10650412256491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14603 (or 14206 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 46.

The spelling of 10650412256491 in words is "ten trillion, six hundred fifty billion, four hundred twelve million, two hundred fifty-six thousand, four hundred ninety-one".