431230115649049 has 2 divisors, whose sum is σ = 431230115649050. Its totient is φ = 431230115649048.

The previous prime is 431230115649029. The next prime is 431230115649079. The reversal of 431230115649049 is 940946511032134.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 364933587465225 + 66296528183824 = 19103235^2 + 8142268^2 .

It is a cyclic number.

It is not a de Polignac number, because 431230115649049 - 2¹⁷ = 431230115517977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 431230115648987 and 431230115649005.

It is not a weakly prime, because it can be changed into another prime (431230115649029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215615057824524 + 215615057824525.

It is an arithmetic number, because the mean of its divisors is an integer number (215615057824525).

Almost surely, 2^{431230115649049} is an apocalyptic number.

It is an amenable number.

431230115649049 is a deficient number, since it is larger than the sum of its proper divisors (1).

431230115649049 is an equidigital number, since it uses as much as digits as its factorization.

431230115649049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2799360, while the sum is 52.

The spelling of 431230115649049 in words is "four hundred thirty-one trillion, two hundred thirty billion, one hundred fifteen million, six hundred forty-nine thousand, forty-nine".