1490922827069 has 4 divisors (see below), whose sum is σ = 1605609198396. Its totient is φ = 1376236455744.

The previous prime is 1490922827057. The next prime is 1490922827077. The reversal of 1490922827069 is 9607282290941.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 491382774169 + 999540052900 = 700987^2 + 999770^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1490922827069 is a prime.

It is a super-2 number, since 2×1490922827069² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1490922826999 and 1490922827017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1490922827269) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57343185644 + ... + 57343185669.

It is an arithmetic number, because the mean of its divisors is an integer number (401402299599).

Almost surely, 2^{1490922827069} is an apocalyptic number.

It is an amenable number.

1490922827069 is a deficient number, since it is larger than the sum of its proper divisors (114686371327).

1490922827069 is a wasteful number, since it uses less digits than its factorization.

1490922827069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114686371326.

The product of its (nonzero) digits is 7838208, while the sum is 59.

The spelling of 1490922827069 in words is "one trillion, four hundred ninety billion, nine hundred twenty-two million, eight hundred twenty-seven thousand, sixty-nine".