40000624819 has 2 divisors, whose sum is σ = 40000624820. Its totient is φ = 40000624818.

The previous prime is 40000624799. The next prime is 40000624871. The reversal of 40000624819 is 91842600004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40000624819 - 2¹⁷ = 40000493747 is a prime.

It is a super-2 number, since 2×40000624819² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40000624319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20000312409 + 20000312410.

It is an arithmetic number, because the mean of its divisors is an integer number (20000312410).

Almost surely, 2^40000624819 is an apocalyptic number.

40000624819 is a deficient number, since it is larger than the sum of its proper divisors (1).

40000624819 is an equidigital number, since it uses as much as digits as its factorization.

40000624819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 34.

The spelling of 40000624819 in words is "forty billion, six hundred twenty-four thousand, eight hundred nineteen".