40651145851 has 2 divisors, whose sum is σ = 40651145852. Its totient is φ = 40651145850.

The previous prime is 40651145833. The next prime is 40651145861. The reversal of 40651145851 is 15854115604.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40651145851 - 2²⁵ = 40617591419 is a prime.

It is not a weakly prime, because it can be changed into another prime (40651145861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20325572925 + 20325572926.

It is an arithmetic number, because the mean of its divisors is an integer number (20325572926).

Almost surely, 2^40651145851 is an apocalyptic number.

40651145851 is a deficient number, since it is larger than the sum of its proper divisors (1).

40651145851 is an equidigital number, since it uses as much as digits as its factorization.

40651145851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96000, while the sum is 40.

The spelling of 40651145851 in words is "forty billion, six hundred fifty-one million, one hundred forty-five thousand, eight hundred fifty-one".