1876795649 has 2 divisors, whose sum is σ = 1876795650. Its totient is φ = 1876795648.

The previous prime is 1876795621. The next prime is 1876795663. The reversal of 1876795649 is 9465976781.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1862785600 + 14010049 = 43160^2 + 3743^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1876795649 is a prime.

It is a super-3 number, since 3×1876795649³ (a number of 29 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1876795591 and 1876795600.

It is not a weakly prime, because it can be changed into another prime (1876795619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 938397824 + 938397825.

It is an arithmetic number, because the mean of its divisors is an integer number (938397825).

Almost surely, 2^1876795649 is an apocalyptic number.

It is an amenable number.

1876795649 is a deficient number, since it is larger than the sum of its proper divisors (1).

1876795649 is an equidigital number, since it uses as much as digits as its factorization.

1876795649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22861440, while the sum is 62.

The square root of 1876795649 is about 43321.9995960482. Note that the first 3 decimals coincide. The cubic root of 1876795649 is about 1233.4995516824.

The spelling of 1876795649 in words is "one billion, eight hundred seventy-six million, seven hundred ninety-five thousand, six hundred forty-nine".