40462197823 has 2 divisors, whose sum is σ = 40462197824. Its totient is φ = 40462197822.

The previous prime is 40462197791. The next prime is 40462197847. The reversal of 40462197823 is 32879126404.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40462197823 - 2⁵ = 40462197791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40462197863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20231098911 + 20231098912.

It is an arithmetic number, because the mean of its divisors is an integer number (20231098912).

Almost surely, 2^40462197823 is an apocalyptic number.

40462197823 is a deficient number, since it is larger than the sum of its proper divisors (1).

40462197823 is an equidigital number, since it uses as much as digits as its factorization.

40462197823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 580608, while the sum is 46.

The spelling of 40462197823 in words is "forty billion, four hundred sixty-two million, one hundred ninety-seven thousand, eight hundred twenty-three".