383256652109 has 2 divisors, whose sum is σ = 383256652110. Its totient is φ = 383256652108.

The previous prime is 383256652087. The next prime is 383256652147. The reversal of 383256652109 is 901256652383.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 379394402500 + 3862249609 = 615950^2 + 62147^2 .

It is a cyclic number.

It is not a de Polignac number, because 383256652109 - 2⁸ = 383256651853 is a prime.

It is a super-2 number, since 2×383256652109² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (383256652159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191628326054 + 191628326055.

It is an arithmetic number, because the mean of its divisors is an integer number (191628326055).

Almost surely, 2^383256652109 is an apocalyptic number.

It is an amenable number.

383256652109 is a deficient number, since it is larger than the sum of its proper divisors (1).

383256652109 is an equidigital number, since it uses as much as digits as its factorization.

383256652109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2332800, while the sum is 50.

The spelling of 383256652109 in words is "three hundred eighty-three billion, two hundred fifty-six million, six hundred fifty-two thousand, one hundred nine".