20441157967 has 2 divisors, whose sum is σ = 20441157968. Its totient is φ = 20441157966.

The previous prime is 20441157959. The next prime is 20441157991. The reversal of 20441157967 is 76975114402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20441157967 - 2³ = 20441157959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20441157067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10220578983 + 10220578984.

It is an arithmetic number, because the mean of its divisors is an integer number (10220578984).

Almost surely, 2^20441157967 is an apocalyptic number.

20441157967 is a deficient number, since it is larger than the sum of its proper divisors (1).

20441157967 is an equidigital number, since it uses as much as digits as its factorization.

20441157967 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 423360, while the sum is 46.

The spelling of 20441157967 in words is "twenty billion, four hundred forty-one million, one hundred fifty-seven thousand, nine hundred sixty-seven".