40462197847 has 2 divisors, whose sum is σ = 40462197848. Its totient is φ = 40462197846.

The previous prime is 40462197823. The next prime is 40462197851. The reversal of 40462197847 is 74879126404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40462197847 - 2³¹ = 38314714199 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40462197794 and 40462197803.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40462197857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20231098923 + 20231098924.

It is an arithmetic number, because the mean of its divisors is an integer number (20231098924).

Almost surely, 2^40462197847 is an apocalyptic number.

40462197847 is a deficient number, since it is larger than the sum of its proper divisors (1).

40462197847 is an equidigital number, since it uses as much as digits as its factorization.

40462197847 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2709504, while the sum is 52.

The spelling of 40462197847 in words is "forty billion, four hundred sixty-two million, one hundred ninety-seven thousand, eight hundred forty-seven".