412156185899 has 2 divisors, whose sum is σ = 412156185900. Its totient is φ = 412156185898.

The previous prime is 412156185737. The next prime is 412156185901. The reversal of 412156185899 is 998581651214.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 412156185899 - 2¹² = 412156181803 is a prime.

It is a super-2 number, since 2×412156185899² (a number of 24 digits) contains 22 as substring.

Together with 412156185901, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (412156185499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206078092949 + 206078092950.

It is an arithmetic number, because the mean of its divisors is an integer number (206078092950).

Almost surely, 2^412156185899 is an apocalyptic number.

412156185899 is a deficient number, since it is larger than the sum of its proper divisors (1).

412156185899 is an equidigital number, since it uses as much as digits as its factorization.

412156185899 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6220800, while the sum is 59.

The spelling of 412156185899 in words is "four hundred twelve billion, one hundred fifty-six million, one hundred eighty-five thousand, eight hundred ninety-nine".