10490194666450 has 48 divisors (see below), whose sum is σ = 19691703433800. Its totient is φ = 4157521280000.

The previous prime is 10490194666439. The next prime is 10490194666531. The reversal of 10490194666450 is 5466649109401.

It is a Cunningham number, because it is equal to 3238857²+1.

It can be written as a sum of positive squares in 12 ways, for example, as 45010592649 + 10445184073801 = 212157^2 + 3231901^2 .

It is a super-2 number, since 2×10490194666450² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10490194666391 and 10490194666400.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1231740 + ... + 4743160.

Almost surely, 2^{10490194666450} is an apocalyptic number.

10490194666450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10490194666450 is a deficient number, since it is larger than the sum of its proper divisors (9201508767350).

10490194666450 is a wasteful number, since it uses less digits than its factorization.

10490194666450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3511983 (or 3511978 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 55.

The spelling of 10490194666450 in words is "ten trillion, four hundred ninety billion, one hundred ninety-four million, six hundred sixty-six thousand, four hundred fifty".